Answer:
x = 5
y = 5√2
Step-by-step explanation:
In a 45-45-90 degree right triangle, the two legs form the right angle, and the hypotenuse is opposite the right angle.
The side lengths of a 45-45-90 right triangle are in the ratio
1 : 1 : √2
The legs are congruent, so if one leg has length 5, the other leg also has length 5.
The hypotenuse is √2 times the length of the legs.
x = 5
y = 5√2
Question 17 of 21
A sweet potato pie with a diameter of 10 inches is cut into 8 equal slices. To
the nearest square inch, what is the area of each slice?
A. 39 in²
B. 10 in2
C. 5 in2
D. 20 in²
Which function is graphed below?
On a coordinate plane, an exponential decay function is shown. The curve starts in quadrant 2 and decreases into quadrant 1. It crosses the y-axis at (0, 3) and approaches y = 0 in quadrant 1.
y = one-third (3) Superscript x
y = 3 (one-third) Superscript x
y = (one-half) Superscript x Baseline + 2
y = (2) Superscript x Baseline minus 1
Option B. y = 3 (one-third) Superscript x is the function that is graphed in this question.
How to solve the problemWe have exponential functions to be of the form abˣ
This can be written in the form of f(x) = \(3\frac{1}{3} ^x\)
So it crosses through the point (0, 3).
From the way that the curve passes through the circle, we can see that the it is said to pass through at (0, 3) and approaches y = 0 in quadrant 1
Hence this would put our answer to be y = 3 (one-third) Superscript x
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Answer:the answer is b dont care
Step-by-step explanation:
On a coordinate plane, an exponential decay function is shown. The curve starts in quadrant 2 and decreases into quadrant 1. It crosses the y-axis at (0, 3) and approaches y = 0 in quadrant 1.
y = one-third (3) Superscript x
y = 3 (one-third) Superscript x
y = (one-half) Superscript x Baseline + 2
y = (2) Superscript x Baseline minus 1
Nicole will attend a 2-year college, and she is planning her budget.
Answer the following.
(a) Below is an estimate of all her expenses and sources of funding for her 2-year college
education.
For each, select whether it is an expense or a source of funding.
Expense
Funding
Books and supplies:
Savings:
Scholarships:
Housing and food:
Tuition and fees:
Transportation:
$1700
$7800
$10,240
$14,020
$11,660
$2040
$11,600
$6200
$2980
Grants:
Student loans:
Personal expenses:
(b) What is the total of her estimated expenses?
$
0000
0000 1000
X
a. Expenses: Books and supplies, Housing and food, Tuition and fees, Transportation and Personal expenses. Funding: Savings,
Scholarships, Grants and Student loans.
b. Total estimated expenses are $29,400
(a) Below is an estimate of all her expenses and sources of funding for her 2-year college education.
Expense:
Books and supplies: $1700
Housing and food: $14,020
Tuition and fees: $11,660
Transportation: $2040
Personal expenses: $2980
Funding:
Savings: $7800
Scholarships: $10,240
Grants: $11,600
Student loans: $6200
(b) What is the total of her estimated expenses?
To find the total estimated expenses, we need to add up all the expenses mentioned:
$1700 + $14,020 + $11,660 + $2040 + $2980 = $29,400
Therefore, the total estimated expenses for Nicole's 2-year college education is $29,400.
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please help.
definitions: 1. definition of right triangle
2. definition of isosceles TrianglesReflexive
3. HL
4. definition of perpendicular
5. CPCTC
6. reflexive
From the two column proof below, we have seen ∠BAC ≅ ∠DAC by CPCTC
How to solve two column proof problems?The two column proof to show that ∠BAC ≅ ∠DAC is as follows:
Statement 1: ΔABD is Isosceles with base BD, AC ⊥ BD
Reason 1: Given
Statement 2: AB ≅ AD
Reason 2: Definition of isosceles Triangles
Statement 3: ∠1 and ∠2 are right angles
Reason 3: Definition of perpendicular
Statement 4: AC ≅ AC
Reason 4: Reflexive Property
Statement 5: ΔABC and ΔADC are right triangles
Reason 5: Definition of right triangle
Statement 6: ΔABC ≅ ΔADC
Reason 6: HL Congruency
Statement 7: ∠BAC ≅ ∠DAC
Reason 7: CPCTC
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PLEASE ANSWER GIVING BRAINLIEST
Answer:
the last one
(x+1)^2+(y+4)^2=16
You have 2 jars of marbles. The first jar contains a blue marble, a yellow marble, and a purple marble. The second jar contains a green marble, a blue marble, and a pink marble. Write out the sets that represent all the colors of the marbles.
The set containing all the colors of the marbles is given as follows:
{blue, yellow, purple, green, pink}.
What is the set of elements?A set of elements is composed by elements that respect a given characteristic, or are present in an experiment.
In this problem, we need to find the colors present in each marble, which are given as follows:
First jar: Blue marble, yellow marble and purple marble.Second jar: Green marble, blue marble and pink marble.Then we have to list all these colors in a set, which are opened and closed by the brackets {}.
The color blue appears in both sets, however, it will appear only once in the set of the colors, as the elements are not repeated.
Thus, the set containing all the colors of the marbles is given by the set presented as follows:
{blue, yellow, purple, green, pink}.
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The business college computing center wants to determine the proportion of business students who have personal computers (PCʹs) at home. If the proportion exceeds 25%, then the lab will scale back a proposed enlargement of its facilities. Suppose 200 business students were randomly sampled and 65 have PCʹs at home. Find the rejection region for this test using α = 0.01. (Note that this is a right-tailed test).
A) Reject H0 if 0 z > 2.33.
B) Reject H0 if 0 z < -2.33.
C) Reject H0 if 0 z > 2.575 or z < -2.575.
D) Reject H0 if 0 z = 2.
Find the test statistic, 0 t , to test the claim about the population mean μ < 6.7 given n = 20, x = 6.3, s = 2.0.
A) -1.233
B) -0.872
C) -1.265
D) -0.894
Determine the test statistic, 0 z , to test the claim about the population proportion p < 0.85 given n = 60 and x = 39.
A) -4.34
B) -1.96
C) -1.85
D) -1.76
Answer:
Question 5
correct option is A
Question 6
correct option is D
Question 7
correct option is A
Step-by-step explanation:
Considering question 5
From the question we are told that
The population proportion considered is \(p = 0.25\)
The sample size is n = 200
The number that had a personal computer at home is \(k = 65\)
The level of significance is \(\alpha = 0.01\)
The null hypothesis is \(H_o : p = 0.25\)
The alternative hypothesis is \(H_a : p > 0.25\)
Generally from the z-table the critical value of \(\alpha = 0.01\) to the right of the curve is
\(z_{\alpha } = 2.33\)
Generally given that it is a right-tailed test , the rejection region is
z > 2.33
Considering question 6
The sample size is n = 20
The standard deviation is \(s = 2\)
The sample mean is \(\=x = 6.3\)
The population mean \(\mu = 6.7\)
Generally the test statistics is mathematically represented as
\(t = \frac{ \= x - \mu }{\frac{s}{\sqrt{n} } }\)
=> \(t = \frac{ 6.3 - 6.7 }{ \frac{ 2}{ \sqrt{20} } }\)
=> \(t = -0.894\)
Considering question 7
The sample size is n = 60
The sample mean is \(x = 39\)
The population proportion \(p = 0.85\)
Gnerally the sample proportion is mathematically represented as
\(\^ p = \frac{x}{n}\)
=> \(\^ p = \frac{39}{60}\)
=> \(\^ p = 0.65\)
Generally the standard error of this distribution is mathematically represented as
\(SE = \sqrt{ \frac{ p(1 - p ) }{ n } }\)
=> \(SE = \sqrt{ \frac{ 0.85 (1 - 0.85 ) }{ 60 } }\)
=> \(SE = 0.0461\)
Generally the test statistics is mathematically represented as
\(z = \frac{ \^ p - p }{SE}\)
=> \(z = \frac{ 0.65 - 0.85 }{0.0461}\)
=> \(z = -4.34\)
Calc II Question
Find the volume of the solid obtained by rotating the region bonded bt the given curves about the specified line.
Y = In x
Y = 1
Y = 2
X = 0
About the Y axis
The value of point B is greater than the value of point A in this number line.Why is this true?
Answer:
Point B is to the right of point A
Step-by-step explanation:
On a number line, the mid value is usually 0 with positive and negative numbers positioned to the either sides of the midpoint 0, the negative numbers are arranged to the left and the positive numbers are written to the right. With this in mind and the knowledge that positive numbers are always greater than negative numbera. Then we can conclude that point B is greater than point A because point B is positive and point A is negative because point B is to the right of Point A.
Cookies are sold in singly or in packages of 6 or 18. With this packaging how many ways can you buy 36 cookies?
The ways to pack are
10 singles. One package of 6 and 4 singles. One package of 6 and one packages of 4 Two packages of 4 and 2 singles One package of 4 and 6 singlesThis is further explained below.
What is packaging ?Generally, The science, art, and technology of packaging involves confining or safeguarding goods for distribution, storage, sale, and usage. The process of creating, analyzing, and designing packages is sometimes referred to as packaging.
In conclusion,
10 singles. One package of 6 and 4 singles. One package of 6 and one packages of 4 Two packages of 4 and 2 singles One package of 4 and 6 singlesRead more about packaging
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Solve for x, please help, thank you
Answer:x=6
Step-by-step explanation:
x+5x=36
Step 1: Simplify both sides of the equation.
x+5x=36
(x+5x)=36(Combine Like Terms)
6x=36
6x=36
Step 2: Divide both sides by 6.
\(\frac{6x}{6} =\frac{36}{6}\)
x=6
Answer:
x=6
Use >,<, or = to compare -2.7
-2.2.
Answer:
- 2.7 < - 2.2
Step-by-step explanation:
The school of business has 3 fax machines. The toner in each machine needs to be changed after about 5 hours of use. There is one unit secretary who is responsible for the fax machine maintenance. It takes him 15 minutes to replace the toner cartridge. What is the probability that 2 fax machines need toner at the same time?
Answer:
That is an indeterminant question, as we do not know the amount of fax time used of each machine and it certainly won't be equal. However, based on whats given you could say
Step-by-step explanation:
5 hrs. use / 0.25 service time = 20 / 3 machines = 6.67. Probability of needing to service 2 machines simultaneously is: 1/6.67 = 15%.
The Probability of needing to service 2 machines simultaneously is 15%.
What is Probability?Probability refers to potential. A random event's occurrence is the subject of this area of mathematics.
The range of the value is 0 to 1. Mathematics has incorporated probability to forecast the likelihood of various events.
The degree to which something is likely to happen is basically what probability means.
Given:
The school of business has 3 fax machines.
and, It takes him 15 minutes to replace the toner cartridge.
So, 5 hours / 0.25 service time
= 20 / 3 machines
= 6.67.
Then, the Probability of needing to service 2 machines simultaneously
= 1/6.67
= 15%.
Hence, the probability is 15%.
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Select the correct answer.
Each statement describes a transformation of the graph of f(x) = x. Which statement correctly describes the graph of g(x) if g(x) = f(x - 11)?
A. It is the graph of f(x) where the slope is increased by 11.
It is the graph of f(x) translated 11 units to the left.
It is the graph of f(x) translated 11 units up.
It is the graph of f(x) translated 11 units to the right.
B.
C.
OD.
The correct answer is C. It is the graph of f(x) translated 11 units to the left.
The correct answer is:
C. It is the graph of f(x) translated 11 units to the left.
When we have a function of the form g(x) = f(x - a), it represents a horizontal translation of the graph of f(x) by 'a' units to the right if 'a' is positive and to the left if 'a' is negative.
In this case, g(x) = f(x - 11), which means that the graph of f(x) is being translated 11 units to the right. However, the answer options do not include this specific transformation. The closest option is option C, which states that the graph of g(x) is translated 11 units to the left.
The graph of f(x) = x is a straight line passing through the origin with a slope of 1. If we apply the transformation g(x) = f(x - 11), it means that we are shifting the graph of f(x) 11 units to the right. This results in a new function g(x) that has the same shape and slope as f(x), but is shifted to the right by 11 units.
Therefore, the correct answer is C. It is the graph of f(x) translated 11 units to the left.
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Does anybody know this!
A pack of 8 batteries cost 4.72!What is cost per battery?
- During the month of September Hailynn earns $45.00 delivering newspapers. - She earns the same amount for October and November. - However, after that she only earns $39.50 for each month until June during which she earns $45.00 again. -How much money does Hailynn earn from September through June?
Answer:
366.50
Step-by-step explanation:
hope this helps if doesn't help than srry
Answer:
$417Step-by-step explanation:
Sep = Oct = Nov = Jun = $45Dec = Jan= Feb = Mar =Apr = May = $39.50Total:
4*45 + 6*39.50 = $417Find value of x in trapezoid
Answer:
x = 1
Step-by-step explanation:
You want to know the value of x in the trapezoid with adjacent angles (43x+2)° and 135°.
Supplementary anglesThe two marked angles can be considered "consecutive interior angles" where a transversal crosses parallel lines. As such, they are supplementary.
(43x +2)° +135° = 180°
43x = 43 . . . . . . . . . . . . . . divide by °, subtract 137
x = 1 . . . . . . . . . . . . . . . divide by 43
The value of x is 1.
__
Additional comment
Given that the figure is a trapezoid, we have to assume that the top and bottom horizontal lines are the parallel bases.
<95141404393>
Find the prime factorisation of each of the following numbers, leaving your answer in index notation..
(e) 117 800
plzz answer quick
Answer:
3x3x13 and 2 x 2 x 2 x 2 x 2 x 5 x 5
Step-by-step explanation:
Which choice shows the solution to 5\8=d/176
Answer:
B
Step-by-step explanation:
5/8 = 0.625
0.625 x 176 = 110
Answer:
he or she is right its B
Step-by-step explanation: i passed
Can someone pls help me with the the questions that have the stars on them
Therefore , the solution of the given problem of quadratic equation comes out to be quadratic equation., cubic equation and leading coefficient is 1.
What is a quadratic equation ?For one-variable equations, the quadratic result x = ax2 + b + c=0 is used in regression modeling. The First Thesis basic Algebra asserts that there is just one solution because this equation has a second order. Both straightforward and complex solutions can be found. A "quadratic solution," as the name suggests, consists of four variables. This suggests that there might be a single squared word.
Here,
Given :
=> x² + 2x -5 its degree is 2
hence quadratic equation.
=> 4x³ -8 its degree is 3
hence cubic equation
=> 2x⁴ - 7x² -5x + 1 its degree is 4
hence its an degree 4 equation.
leading coefficient of:
=> x³ + 5x² + 28 -x
leading coeffcient is = 1
Therefore , the solution of the given problem of quadratic equation comes out to be quadratic equation., cubic equation and leading coefficient is 1.
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Show that the angle bisector of an equilateral triangle is perpendicular to the base
To show that the angle bisector of an equilateral triangle is perpendicular to the base, we can assume an equilateral triangle with sides ABC. Next, we can get an angle bisector in the middle represented by BD which becomes perpendicular to the base BC.
How to prove that the angle bisector is perpendicular to baseAfter getting the angle bisector, we would see that the line segment BD, divides angle BAC into two equal angles, each measuring 30 degrees. Now, we can draw a perpendicular line from point D to the base BC.
We could also draw a line E, which is the perpendicular line that intersects the base BC. We want to show that BD is perpendicular to BC, which means we need to show that angle BDE is a right angle.
Since the sum of angles BDA and ADE is 90 degrees (they form a right angle), and the sum of angles BAD, ABD, and BDA is 180 degrees, it follows that angle BDE must be a right angle.
Therefore, we have shown that the angle bisector of an equilateral triangle is perpendicular to the base.
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Evaluate the function for x = 2 and x = 6 f(x) = -(x - 2)
Answer:
f(2) = 0 and f(6) = -4
Step-by-step explanation:
First, find f(x) when x = 2
Plug in 2 as x in the function:
f(x) = -(x - 2)
f(2) = -(2 - 2)
f(2) = -(0)
f(2) = 0
Next, find f(x) when x = 6. Plug in 6 as x in the function:
f(x) = -(x - 2)
f(6) = -(6 - 2)
f(6) = -(4)
f(6) = -4
So, f(2) = 0 and f(6) = -4
Cindy is designing a rectangular fountain in the middle of a courtyard. The rest of the courtyard will be covered in stone.The part of the courtyard that will be covered in stone has an area of 246 square feet. What fraction of the area of the courtyard will be occupied by the fouantain.
The fountain will occupy a fraction of 50/173 of the Total area of the courtyard.
Let A be the area of the courtyard and F be the area of the fountain.
We know that the area of the stone-covered part of the courtyard is 246 square feet.
So, the area of the whole courtyard is A = 246 + F square feet.
The fraction of the area of the courtyard occupied by the fountain is given by:
F / A = F / (246 + F)
We can simplify this expression by multiplying the numerator and denominator by the reciprocal of the denominator:
F / A = F / (246 + F) * (1 / (246 + F))
F / A = F / (246 * (246 + F))
F / A = 1 / (246 / F + 1)
We don't know F yet, but we can use the fact that the fountain is rectangular to set up an equation relating the length and width of the fountain:
F = L * W
where L is the length of the fountain and W is the width of the fountain.
We also know that the perimeter of the fountain is 50 feet:
2L + 2W = 50
Simplifying this equation, we get:
L + W = 25
Solving for one variable in terms of the other, we get:
L = 25 - W
Substituting this expression for L into the equation for F, we get:
F = (25 - W) * W
Expanding this expression, we get:
F = 25W - W^2
We also know that the cost of the fountain is $600, which includes installation. So, we can set up another equation relating the cost of the fountain to its dimensions:
1.5LW = 600
Substituting 25 - W for L, we get:
1.5(25 - W)W = 600
Expanding and simplifying this equation, we get:
W^2 - 25W + 400 = 0
Solving this quadratic equation, we get:
W = 20 or W = 5
We reject the solution W = 5 because it implies a negative length for the fountain, which is not physically possible. Therefore, the width of the fountain is W = 20 feet and its length is L = 25 - W = 5 feet.
The area of the fountain is therefore:
F = L * W = 5 * 20 = 100 square feet
The fraction of the area of the courtyard occupied by the fountain is
F / A = 100 / (246 + 100) = 100 / 346 = 50 / 173
So, the fountain will occupy a fraction of 50/173 of the total area of the courtyard.
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Smallest successive composites with gap
17, 73, 2, 19
Answer:
Well, the smallest successive composites with gap 17, 73, 2, and 19 would have to be:
1. $341 = 11 \times 31$
2. $458 = 2 \times 299$
3. $460 = 2^2 \times 5 \times 23$
4. $479 = 13 \times 37$
Many companies use a quality control technique called acceptance sampling to monitor incoming shipments of parts, raw materials, and so on. In the electronics industry, component parts are commonly shipped from suppliers in large lots. Inspection of a sample of n components can be viewed as the n trials of a binomial experiment. The outcome for each component tested (trial) will be that the component is classified as good or defective. Reynolds Electronics accepts a lot from a particular supplier if the defective components in the lot do not exceed 1%. Suppose a random sample of five items from a recent shipment is tested.
a. Assume that 1% of the shipment is defective. Compute the probability that no items in the sample are defective.
b. Assume that 1% of the shipment is defective. Compute the probability that exactly one item in the sample is defective.
c. What is the probability of observing one or more defective items in the sample if 1% of the shipment is defective?
d. Would you feel comfortable accepting the shipment if one item was found to be defective? Why or why not?
Answer:
A. 0.9510
B. 0.0480
C. 0.0490
D. No, I would not feel comfortable accepting the shipment if one item was found defective, because the probability is quite small to obtain 1 or more defective items.
What is the quotient?
(6 * 108) = (1.5 x 10-4)
4 x 1012
4 x 104
4 x 10-32
4 * 10-2
Answer:
The first choice.
Step-by-step explanation:
6 * 10^8 / 1.5 * 10^-4
= (6/1.5) * (10^(8 - (-4))
= 4 * 10^12.
Answer:
4 x 1012
Step-by-step explanation:
3. Mrs. Galicia started a savings account for her family and started it with an initial deposit of $1600. The account earns 3.75% interest compounded quarterly.
(a) Write an equation to represent the anount of money in the account as a function of time in years.
(b) How much money will be present in the account in 5 years. *please show plug in step*
Hey there!
--› Initial deposit: 1600
--› rate = 3.75%
a) First, convert R as a percent to r as a decimal
r = R/100
r = 3.75/100
r = 0.0375 rate per year,
Substitute into formula
= A = P(1 + r/n)nt
A = P(1 + 0.0375/4)^4t
A = 1,600.00(1 + 0.009375)^4t
b)
A = 1,600.00(1 + 0.009375)^4t
A = 1,600.00(1 + 0.009375)^4(5)
A = 1,600.00(1 + 0.009375)^(20)
A = $1,928.28
The amount of money that will be present in the account in 5 years is P(5) = $1923.36
Exponential equationsThe standard exponential equations is expressed as:
p(t) = p0(1+r)^t
where:
Po is the initial deposit = $1600Rate "r" =3.75% = 0.0375time "t" = 5 yearsSubstitute
P(t) =1600(1+ 0.0375)^t
P(t) = 1600 (1.0375)^t
Hence the equation to represent the aount of money in the account as a function of time in years is P(t) = 1600 (1.0375)^t
If t =5 years
P(t) = 1600 (1.0375)^t
P(t) = 1600 (1.0375)^5
P(5) = $1923.36
Hence the amount of money that will be present in the account in 5 years is P(5) = $1923.36
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HELPPPPPPPPP ME PLEASE
The Wakefield High School football team won the regional championship in 2022. A record of their wins and losses is shown, in which the relationship between wins and losses is sorted by number of points scored.
≥ 21 points < 21 points Total
Win 25 45
Loss 3
Total 50
Does the data give evidence of an association between scoring at least 21 points and the football team winning the game?
There is a strong, negative association.
There is a strong, positive association.
There is a weak, negative association.
There is a weak, positive association.
≥ 21 points < 21 points Total
Win 25 45
Loss 3
Total 50
Does the data give evidence of an association between scoring at least 21 points and the football team winning the game?
Does the data give evidence of an association between scoring at least 21 points and the football team winning the game?
Ans. There is a weak, negative association.
What is a Weak, Negative Association?A weak, negative association refers to a relationship between two variables where an increase in one variable is associated with a decrease in the other variable, but the association is not strong.
In statistics, the strength of the association between two variables is measured by a correlation coefficient.
A correlation coefficient ranges from -1 to 1, where -1 represents a perfect negative correlation, 0 represents no correlation, and 1 represents a perfect positive correlation.
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