Calculating the Surface Area of a Triangular Prism The triangular prism shown has 1235 triangular face(s) and 1235 lateral face(s). The area of one triangular face is 7.58.1251517 mm2. The surface area of the triangular prism is 55.5127.5135150 mm2.

Answers

Answer 1

Corrected Question

The triangular prism shown has 1, 2, 3 or 5 triangular faces and 1,2,3, or 5 lateral faces.

The area of one triangular face is 7.5,8.125,15,or 17  \(mm^2\)

The surface area of the triangular prism is 55.5,127.5,135,or 150  \(mm^2\)

Answer:

(B)2 triangular faces

(C)3 lateral faces.

(A)Area of one Triangular Face \(=7.5mm^2\)

(C)Total Surface Area of the Triangular prism \(=135mm^2\)

Step-by-step explanation:

The triangular prism is attached.

The triangular prism shown has 2 triangular faces and 3 lateral faces.

Base of the triangle =2.5mm

Height of the Triangle =6mm

Area of one Triangular Face \(=\frac{1}{2}*6*2.5=7.5mm^2\)

The dimensions of the lateral rectangles are:

2.5 mm by 8mm6 mm by 8mm6.5 mm by 8mm

Therefore, total surface area of the triangular prism

=2(Area of one Triangular Face)+Area of 3 rectangular faces

\(=2(7.5)+ (2.5 X 8+ 6 X 8 + 6.5 X 8)\\=15+120\\=135mm^2\)

Total Surface Area of the Triangular prism \(=135mm^2\)

Calculating The Surface Area Of A Triangular Prism The Triangular Prism Shown Has 1235 Triangular Face(s)
Answer 2

Answer:

A....2

B....3

C.....7.5

D......135

Step-by-step explanation:

Calculating The Surface Area Of A Triangular Prism The Triangular Prism Shown Has 1235 Triangular Face(s)

Related Questions

You read a newspaper article that describes a study of whether stress management can help reduce heart attacks. The 107 subjects all had reduced blood flow to the heart and so were at risk of a heart attack. They were assigned at random to three groups. The article goes on to say:
One group took a four-month stress management program, another underwent a four-month exercise program and the thirst received usual heart care from their personal physicians. In the next three years, only three of the 33 people in the stress management group suffered "cardiac events", defined as a fatal or non-fatal heart attack or a surgical procedure such as a bypass or angioplasty. In the same period, seven of the 34 people in the exercise group and 12 out of the 40 patients in usual care suffered such events.
a. Use the information in the news article to make a two-way table that describes the study results.
b. What are the success rates of the three treatments in preventing cardiac events?

Answers

The success rates of the three treatments in preventing cardiac events are approximately 90.91% for the stress management program, 79.41% for the exercise program, and 70% for usual heart care.

a. Two-way table:
| Treatment | Cardiac Events | No Cardiac Events |
|-----------|-----------------|----------------------|
| Stress Management | 3 | 30 |
| Exercise | 7 | 27 |
| Usual Care | 12 | 28 |
b. The success rates of the three treatments in preventing cardiac events can be calculated as the percentage of people in each group who did not experience a cardiac event.
- Stress management: 90.9% success rate (30/33)
- Exercise: 79.4% success rate (27/34)
- Usual care: 70% success rate (28/40)
Therefore, the stress management program had the highest success rate in preventing cardiac events, followed by the exercise program and then usual care.

Stress management and its impact on reducing heart attacks. Let's analyze the study results and create a two-way table, as well as calculate the success rates of the three treatments in preventing cardiac events.
a. Two-way table:
| Treatment          | Cardiac Events | No Cardiac Events | Total |
|--------------------|----------------|-------------------|-------|
| Stress Management  | 3              | 30                | 33    |
| Exercise Program   | 7              | 27                | 34    |
| Usual Heart Care   | 12             | 28                | 40    |
| Total              | 22             | 85                | 107   |
b. Success rates of the three treatments in preventing cardiac events:
1. Stress Management:
Success rate = (No Cardiac Events / Total) * 100
Success rate = (30 / 33) * 100
Success rate ≈ 90.91%
2. Exercise Program:
Success rate = (No Cardiac Events / Total) * 100
Success rate = (27 / 34) * 100
Success rate ≈ 79.41%
3. Usual Heart Care:
Success rate = (No Cardiac Events / Total) * 100
Success rate = (28 / 40) * 100
Success rate = 70%

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Colin 21 years old and just started working after college. He has opened a retirement account that pays 2.5% interest compounded monthlyHe plans on making monthly deposits of $200. How much will he have in the account when he reaches 59 years of age ? Round to the nearest cent

Answers

When Colin reaches 59 years of age, he will have approximately 168,498.59 in his retirement account.

To calculate the future value of Colin's retirement account, we can use the formula for compound interest:

\(A = P \times (1 + r/n)^{(n \times t)}\)

where:

A = the future value of the retirement account

P = the initial deposit (which is zero, since Colin is just starting to make deposits)

r = the annual interest rate (2.5%)

n = the number of times the interest is compounded per year (12, since it's compounded monthly)

t = the number of years until Colin reaches 59 (59 - 21 = 38)

Using this formula, we can calculate the future value of Colin's retirement account:

\(A = 200 \times (((1 + 0.025/12)^{(12 \times38))}-1)/(0.025/12)\)

A ≈ 168,498.59

Therefore, when Colin reaches 59 years of age, he will have approximately 168,498.59 in his retirement account.

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a line slope is 1 , and its y - intercept is 8. What is its equation in slope - intercept form ?​

Answers

Answer:

I tjink so , I am not sure

Step-by-step explanation:

y=mx+c

this is a formula ......above one

y=8x+1

PLEASE HELP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Two families went to a baseball game. The first family bought 5 pretzels and 4 sodas, which totaled $22. The second family bought 6 pretzels and 6 sodas, which totaled $30. How much did one soda cost?

$2
$3
$4
$5

Answers

Lets say pretzels=x and sada=y
5x+4y=22
6x+6y=30
Multiply the first equation by-3
And the second by 2
-15x-12y=-66
12x+12y=60
Add them together
-3x=-6
X=6/3
X=2

5x+4y=22
Replace the x by 2
We will get
10+4y=22
4y=12
Y=12/4
Y=3$
So the price of soda is 3$

Answer:

3

Step-by-step explanation:

Question:Two families went to a baseball game. The first family bought 5 pretzels and 4 sodas, which totaled $22. The second family bought 6 pretzels and 6 sodas, which totaled $30. How much did one soda cost? 

first family bout 5 PRETZELS  and 4 SODAS and the second family bought 6 PRETZELS and 6 SODAS
So immanently 5 is wrong because that would be too much and not fit the amount that the families spent
4 is also incorrect because the price is not reasonable it’s to high and out of budget for both of the families

3 is the only right answer also 2 is wrong (wrote this in rush)

the purpose of this test is to evaluate the effects of rotational acceleration on the semicircular ducts and dynamic equilibrium. This test is called_____.

Answers

The purpose of this test is to evaluate the effects of rotational acceleration on the semicircular ducts and dynamic equilibrium. This test is called Rotational Acceleration Test.

The purpose of the rotational acceleration test is to assess how the semicircular ducts and the body's dynamic equilibrium respond to rotational movements. The semicircular ducts are part of the vestibular system, which is responsible for detecting changes in head position and rotational movements.

During the test, the individual is subjected to controlled rotational acceleration, usually in a specially designed chair or device. The rotational acceleration induces a sense of spinning or movement, stimulating the semicircular ducts.

By observing the individual's responses, such as eye movements or changes in body posture, healthcare professionals can gather information about the functioning of the vestibular system and the body's ability to maintain balance.

This test is particularly useful in diagnosing disorders of the vestibular system, such as vestibular dysfunction, vertigo, or balance disorders. It helps healthcare providers determine the extent of the impairment and develop appropriate treatment plans or interventions to improve balance and reduce symptoms.

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the second and fifth terms of an arithmetic sequence are -2 and 7, respectively. find the first term and a recursive rule for the nth term

Answers

Answer:

Step-by-step explanation:

a2 = -2

a + d  =  -2

a + 6d = 7

-5d  =  -9

d  =  9/5

a = -19/5

an  =  a + ( n-1 ) d

an =  -19/5 + ( n-1 ) 9/5

Please help I need this now


54 + ( 48+72)x2/3

Answers

Answer:

134

Step-by-step explanation:

Your answer is simply 134

Express 20cm to 15m
to the lowest form

Answers

Answer:

Step-by-step explanation:

To convert 20 cm to meters, we divide by 100, because 1 meter = 100 centimeters.

So, 20 cm = 20/100 m = 0.2 m

To convert 0.2 m to meters in the lowest form, we divide by 15, because 1 meter = 15 units.

So, 0.2 m = 0.2/15 m = 0.013 m

So the final answer is 0.013 m.

plot the image of point C under a dilation about the origin with a scale factor of 1/5

plot the image of point C under a dilation about the origin with a scale factor of 1/5

Answers

You would get the new point, C’, by multiplying the coordinates (-5,5) by 1/5 giving you the new point of (-1,1)

Suppose you estimate the consumption function of Y; = α₁ + α₂X₁ +e; and the savings function of Z; =ᵝ₁ + ᵝ₂Xi+u₁, where Y denotes for consumption, Z denotes for savings, X denotes for income, a's and ß's are parameters and e and u are the random error terms. Furthermore, X = Y+Z, that is, income is equal to consumption plus savings, and variables are all in numerical terms.
(i) What is the relationship, if any, between the OLS estimators of 2 and 2? Show your calculations. [4]
(ii) Will the residual (error) sum of squares be the same for the two models of Y₁ = α₁ + a₂X₁ +e; and Z₁ =ᵝ₁ + ᵝ₂X;+u;? Explain your answer. [4]
(iii) Can you compare the R² terms of the two models? Explain your answer. [3]

Answers

(i) The relationship between the OLS estimators of α₂ and ᵝ₂ can be determined by considering the relationship between the consumption function and the savings function. Since X = Y + Z, we can substitute this into the consumption function equation to obtain Y = α₁ + α₂(Y + Z) + e. Simplifying the equation, we get Y = (α₁/(1 - α₂)) + (α₂/(1 - α₂))Z + (e/(1 - α₂)). Comparing this equation with the savings function Z₁ = ᵝ₁ + ᵝ₂X + u₁, we can see that the OLS estimator of ᵝ₂ is related to the OLS estimator of α₂ as follows: ᵝ₂ = α₂/(1 - α₂).

(ii) The residual sum of squares (RSS) will not be the same for the two models of Y₁ = α₁ + α₂X₁ + e and Z₁ = ᵝ₁ + ᵝ₂X₁ + u₁. This is because the error terms e and u₁ are different for the two models. The RSS is calculated as the sum of squared differences between the observed values and the predicted values. Since the error terms e and u₁ are different, the predicted values and the residuals will also be different, resulting in different RSS values for the two models.

(iii) The R² terms of the two models cannot be directly compared. R² is a measure of the proportion of the total variation in the dependent variable that is explained by the independent variables. Since the consumption function and the savings function have different dependent variables (Y and Z, respectively), the R² values calculated for each model represent the goodness of fit for their respective dependent variables. Therefore, the R² terms of the two models cannot be compared directly.

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Joaquin wants to make his famous chocolate chip cookies to bring to his friend's birthday party. the original recipe serves 5 people and requires one quarter of a cup of butter, but he needs it to serve 28 people. how many cups of butter will he need? 2 and one fourth cups 1 and one fifth cups 1 and two fifths cups 1 and one fourth cups

Answers

Joaquin will need 1 and two fifths cups to make his famous chocolate chip cookies for his friend's birthday party

To solve this problem we will use a rule of three with the problem information:

5 people-------- 1/4 cup of butter

28 people -------- x

Applying the rule of three we get:

x = ( 28 people * 1/4 cup of butter) / 5 people

x = 1,4 cup of butter

x = 1 + 2/5 cup of butter = 1 and two fifths cups

What is rule of three?

It describes the proportionality of 3 known data and an unknown data. When you have more than 3 known facts that are involved in the proportionality, it is known as a compound rule. The rule of three is also known as a direct proportions.

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Rachana has a set of ten mugs the set up is made of 3 different mugs

Answers

If Rachana randomly selects two mugs from the set, the probability that she gets two different mugs is 0.1556 or 15.56%.

To solve this problem, we can use the concept of combinations. Since there are 10 mugs in the set, there are 10 choose 2 = 45 ways to select two mugs without considering order.

Out of these 45 ways, we need to count the number of ways Rachana can select two different mugs. Since there are 3 different types of mugs, Rachana can choose any one of the three types for the first mug. There are 10 mugs in the set, out of which 3 belong to the chosen type. Therefore, the probability of choosing a mug of the chosen type is 3/10.

For the second mug, Rachana can choose from the remaining 9 mugs. Since she needs to choose a different type of mug, she can choose any one of the 2 remaining types. There are 7 mugs left from the other 2 types. Therefore, the probability of choosing a mug of a different type is (7/9) * 2/3 = 14/27.

Therefore, the probability of selecting two different mugs is the product of the probabilities of selecting a mug of the chosen type and a mug of a different type. This is given by (3/10) * (14/27) = 7/45, which is approximately 0.1556 or 15.56%.

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Complete question is:

Rachana has a set of ten mugs the set up is made of 3 different mugs. If Rachana randomly selects two mugs from the set, what is the probability that she gets two different mugs?

please help me on this!!

please help me on this!!

Answers

Answer:

(a). Music and dance.

(b). Three students.

(c). Hong, Ryan, Lena and Mai

Step-by-step explanation:

a) Hong is not a member of i. music and Dance

b) 2 students which is Eric and Omar

c). Mai , Hong,Ryan and lena

Triangle BCD was dilated using the rule D Subscript Q, one-half.

What are the values of the unknown measures?

m∠C'B'D' =
°

CQ =

B'D' =

Triangle BCD was dilated using the rule D Subscript Q, one-half.What are the values of the unknown measures?

Answers

The values of the missing angles and sides after dilation are:

m∠C'B'D' = 95°,  CQ = 6 and  B'D' = 11.

What are the values of the angles after transformation?

m∠C'B'D = 180° - m∠B'C'D' - m∠B'D'C'

m∠B'C'D = m∠BCD, m∠B'D'C' = m∠BDC  (dilation)

m∠C'B'D = 180° - 34° - 51° = 95°

Thus, by way of scale factor we can say that:

BC/B'C' = BD/B'D' = 36/18 = 2

B'D' = ¹/₂BD = ¹/₂ * 22 = 11

ΔC'P'Q ∼ ΔCPQ

Thus:

C'Q'/CQ = C'D'/CD = D'Q'/DQ

CQ = 2C'Q' = 2 * 3 = 6

Therefore, m∠C'B'D' = 95°,  CQ = 6 and  B'D' = 11.

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evaluate the interated integral 0-> 0-> y^2 x^2y

Answers

The value of the iterated integral is 1/24.

How to evaluate the iterated integral of the function?

To evaluate the iterated integral of the function \(x^2y\) with respect to x from 0 to\(y^2\) and with respect to y from 0 to 1, follow these steps:

1. First, integrate the function with respect to x: ∫\((x^2y) dx\) from 0 to \(y^2\).
  To do this, find the antiderivative of \(x^2y\) with respect to x, which is \((1/3)x^3y\\\).

2. Next, evaluate the integral from 0 to\(y^2: ((1/3)(y^2)^3y) - ((1/3)(0)^3y) = (1/3)y^7\\\).

3. Now, integrate the result with respect to y: ∫(\(1/3)y^7 dy\) from 0 to 1.
  To do this, find the antiderivative of \((1/3)y^7\) with respect to y, which is \((1/24)y^8\).

4. Finally, evaluate the integral from 0 to 1:\(((1/24)(1)^8) - ((1/24)(0)^8) = (1/24)\).

So, the value of the iterated integral is 1/24.

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What is the value of 2x3 + x2 - x when x = 3?

Answers

Answer:

\(\huge \fbox \pink {A}\huge \fbox \green {n}\huge \fbox \blue {s}\huge \fbox \red {w}\huge \fbox \purple {e}\huge \fbox \orange {r}\)

\(x = 3\)

\( {2x}^{3} + {x}^{2} - x \\ = 2(3) {}^{3} + (3) {}^{2} - 3 \\ = 2 \times {3}^{3} + {3}^{2} - 3 \\ = 2 \times 27 + 9 - 3 \\ = 54 + 9 - 3\\ = 63 - 3 \\ = 60 \)

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

\( \huge\blue{ \mid{ \underline{ \overline{ \tt ꧁❣ ʀᴀɪɴʙᴏᴡˢᵃˡᵗ2²2² ࿐ }} \mid}}\)

2x3 + x2 , x = 3
= 2*3*3 + 3*2
= 18 + 6
= 24
Hence 24 is the answer

why do you need to tare a kitchen scale before weighing an ingredient

Answers

Taring a kitchen scale before weighing an ingredient is essential to obtain accurate measurements by removing the weight of the container, streamlining the process, and ensuring precise and reliable results in culinary preparations.

Taring a kitchen scale before weighing an ingredient is necessary to accurately measure the weight of the ingredient without including the weight of the container or vessel in which it is placed. Taring essentially resets the scale to zero, accounting for the weight of the container so that only the weight of the ingredient being added is measured.

By taring the scale, you eliminate the need to manually subtract the weight of the container from the final measurement. This allows for more precise and efficient measurements in recipes or other culinary applications.

Taring is particularly important when working with small or precise quantities of ingredients, where even a slight variation in weight can significantly impact the final outcome of a dish. It ensures that the weight of the container does not contribute to the measurement, providing accurate and reliable results.

Additionally, taring simplifies the weighing process by eliminating the need to calculate or estimate the weight of the container separately. It saves time and reduces the chances of errors in measurements, promoting consistency and precision in cooking and baking.

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guys help ME OUT
Compare the rental car costs, C(200) and T(200). Which car company, Speedy or Tom's Car Rentals, offers a better price for a one day rental, given that the car will be driven exactly 200 miles?

Answers

what is the central dogma of biology

Answer:

Tom's Car Rentals

Step-by-step explanation:

S: 0.10(200) + 41 = 61

T: 0.25(200) = 50

It is evident that Tom's Car Rentals holds the better deal.

This is what I said on my homework:)

The Hamden board of education wants to know how the community feels about building a new media center for the middle school. They called every tenth person on the registration list of 7,300 voters until they had called a total of 40 voters. Which of the following are true of the sample of 40 voters? Check all that apply.

Answers

Answer:

The true statements about the sample described in the scenario above are:

The sample should be larger to give more reliable information.

The sample size is too small to represent the population.

The sample size is too small and can lead to false inferences.

Step-by-step explanation:

The sampling technique employed is a systematic random sampling where samples are chosen at every specified interval. Hence, the sample is randomly selected.

Mark reads 42 pages of a book every 3/4hour wright a quation that models the relationship between x ,the number of hours Mark reads, and y, the number of pages of the book he reads

Answers

Equation is y= 56x that models the relationship between x ,the number of hours Mark reads, and y, the number of pages of the book he reads.

What is rate of change?

The term rate of change (ROC) describes the rate at which something changes over time. Thus, it is not the amount of individual changes themselves but rather the acceleration or deceleration of changes (i.e., the rate). Rate of change is a tool used in finance to comprehend price returns and spot trend momentum.

Given Data

The hours are indicated by = x

The calculation for the number of pages is =y

Read 42 pages every \(\frac{3}{4}\) hour

You can model the equation as follows:

y = mx +b

Rate of change = \(\frac{change in y}{change in x}\)

Rate of change = 42 ÷\(\frac{3}{4}\)

Rate of change = 42 ×\(\frac{4}{3}\)

Rate of change = 56

Equation y= 56x

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Find the perimeter of the trapezoid.

Find the perimeter of the trapezoid.

Answers

Answer:

18.9

Step-by-step explanation:

perimeter of a trapezoid is base + base + side + side (p = a + b + c + d)

adding up each of the sides gives you 18.9

Which statement about function q is true?
x 9(x)
1
9
2
3
4
27
81
243
A. Function qis linear because q(x) changes by a constant factor per
unit interval.
B. Function qis exponential because g(x) changes by a constant
factor per unit interval.
C. Function qis linear because the rate of change is constant.
D. Function q is exponential because the rate of change is constant.

Answers

The correct statement about function q(x) is given as follows:

B. Function q is exponential because g(x) changes by a constant

factor per unit interval.

How to model an exponential function?

An exponential function is modeled as follows:

y = ab^x.

In which:

a is the initial value.b is the rate of change.

From the function in this problem, when x increases by one, y is multiplied by three, hence the function is exponential and the rate of change is given as follows:

b = 3.

As the function is exponential, option B is the correct option.

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name the property shown m + 0 = m​

Answers

Answer:

Additive identity

Step-by-step explanation:

When a number that when added to any number it results in itself as the sum

If f(x)=4^x-8 and g(x) =5x+6, find (f+g)(x)

If f(x)=4^x-8 and g(x) =5x+6, find (f+g)(x)

Answers

Answer:

C

Step-by-step explanation:

(f + g)(x) = f(x) + g(x), then

f(x) + g(x)

= \(4^{x}\) - 8 + 5x + 6 ← collect like terms

= \(4^{x}\) + 5x - 2 → C

(f+g)(x)=f(x)+g(x)=4^x-8+5x+6=4^x-2+5 or 4^x+5x-2 answer is C

Find the equation for the plane through perpendicular to the following line. x, y, z, t

Answers

The equation of the plane is ⟨0, 0, -xt, -y⟩. ⟨(x-1), y, z, t⟩ = 0.

Given that the equation for the line is x, y, z, t.

The equation for the plane perpendicular to the given line can be calculated as follows:

Firstly, we know that the vector which is perpendicular to both the line and the plane is the direction of the plane.

Hence the direction of the plane is the cross product of the vector with the given line direction:⟨1, 0, 0, 0⟩ × ⟨x, y, z, t⟩= ⟨0t - 0z, 0z - 0t, 0y - xt, 0x - y⟩= ⟨0, 0, -xt, -y⟩Hence the direction of the plane is ⟨0, 0, -xt, -y⟩.

Now, we need to find any point (x0, y0, z0, t0) on the plane.

Let's assume that the point is (1, 0, 0, 0) since it lies on the line.

Then the equation of the plane can be obtained as:⟨0, 0, -xt, -y⟩ .

⟨(x-x_0), (y-y_0), (z-z_0), (t-t_0)⟩ = 0⟨0, 0, -xt, -y⟩ . ⟨(x-1), y, z, t⟩ = 0

The equation of the plane perpendicular to the line x, y, z, t is given as ⟨0, 0, -xt, -y⟩. ⟨(x-1), y, z, t⟩ = 0.

Therefore, the equation of the plane is ⟨0, 0, -xt, -y⟩. ⟨(x-1), y, z, t⟩ = 0.

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If a(x) = 2x - 4 and b(x) = x + 2, which of the following expressions produces a quadratic function?

If a(x) = 2x - 4 and b(x) = x + 2, which of the following expressions produces a quadratic function?

Answers

Answer:

consider D for a second. (a + b) × would give you (2×-4) + (× + 2) = 3×-2 which is not a quadratic

The expression that produces a quadratic function is (ab)(x).

Option A is the correct answer.

What is a function?

function is a relationship between inputs where each input is related to exactly one output.

Example:

f(x) = 2x + 1

f(1) = 2 + 1 = 3

f(2) = 2 x 2 + 1 = 4 + 1 = 5

The outputs of the functions are 3 and 5

The inputs of the function are 1 and 2.

We have,

a(x) = 2x - 4 and b(x) = x + 2

A quadratic function is a function that has a degree of 2.

Now,

(ab)(x)

= a(x) b(x)

= (2x - 4) (x + 2)

= 2x² + 4x - 4x - 8

= 2x² - 8

(a/b)(x)

= a(x) / b(x)

= (2x - 4) / (x + 2)

(a - b) (x)

= a(x) - b(x)

= (2x - 4) - (x + 2)

= 2x - 4 - x - 2

= x - 6

(a + b) (x)

= a(x) + b(x)

= (2x - 4) + (x + 2)

= 2x - 4 + x + 2

= 3x - 2

Thus,

(ab)(x) = 2x² - 8 is a quadratic function.

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does the given information represent a function?
(1,-2),(2,-1),(4,-8),(9,6),(4,8)
yes or no​

Answers

Answer:

No this is not a function because of the two 4 in the x values.

How do you answer the picture below?

How do you answer the picture below?

Answers

Answer:

42cm²

Step-by-step explanation:

because if the perimeter of the rectangle is 28 then the length is 5, 5 - 11 = 6, the formula for finding the trapezium is to add the 2 parallel sides, half them, then times them with the length so your sum will look like this, 5+9=14, (i knew the other side was 9 as the length of AB is the same as the length of FC, which is the one of the parallel sides of the trapezium) then we do 14÷2=7, finally we times 7 by 6 which is 42cm²

Help-
This is due today

Help-This is due today

Answers

Answer: y^3, 729 feet^3

Step-by-Step Explanation:

We know that volume of a cube is the edge raised to 3. (edge^3)

Therefore when the edge is “y”,
The Volume of the Cube = y^3

When y = 9, the Volume of the Cube is
= 9 * 9 * 9
= 81 * 9
= 729

Therefore, Volume of Cube is 729 feet^3

A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (suchas printing). The one-time fixed costs will total $30456. The variable costs will be $10 per book. The publisher will sell the finished product to bookstores at aprice of $21.75 per book. How many books must the publisher produce and sell so that the production costs will equal the money from sales?

Answers

Let x be the number of books that need to be sold, then for the cost of the production and the profit to be the same we can set the following equation:

\(30456+10x=21.75x\text{.}\)

Subtracting 10x from both sides of the equation we get:

\(30456=21.75x-10x,\)

adding like terms we get:

\(30456=11.75x\text{.}\)

Dividing by 11.75 we get:

\(x=2592.\)

Then the producer must sell 2592 books.

Answer: 2592.

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