HELPPP MMMEEEEEEE PLEEEESSSSEEEEE

HELPPP MMMEEEEEEE PLEEEESSSSEEEEE

Answers

Answer 1

Answer:

7.8

Step-by-step explanation:

using your calculator, cos 67 degrees equals approximately 0.39

cos 67 degrees = x / 20

x / 20 = 0.39

x = 0.39 x 20

x = 7.8

hope this helps

Answer 2

Answer:

7.8 is the answer i know it bcuz im good at math


Related Questions

Dividing fractions word problem,

I need your help, yes you!

Dividing fractions word problem,I need your help, yes you!

Answers

Answer: 2

Step-by-step explanation:

Answer:

I think it's 2kg

Step-by-step explanation:

13/5 ÷ 13/10

Reciprocate

13/5 × 10/13

= 26/13

=2kg

Elizabeth had 3 orange marbles, 2 green marbles, and 3 yellow marbles in a bag. There were no other marbles in the bag. Without looking, Elizabeth selected a marble from the bag.
What is the probability Elizabeth selected an orange marble from the bag?


A 2/8


B 3/8


C 5/8


D 6/8

Answers

Answer:

3/8

(B)

Step-by-step explanation:

3+2+3=8.

There are 3 orange, so 3/8

Answer:

7/8

Step-by-step explanation:

3+3+2=8 but it said probability she selected AN orange marble

Help! I’m confused and need help finding the answer!

Help! Im confused and need help finding the answer!

Answers

Answer:

y=11x

Step-by-step explanation:

we use formula y2-y1/x2-x1 with 2 of the order pairs

22-11/2-1

11/1

11 is the slope

We find y intercept by finding when x is equal to zero and we subtract 11 until we find the 0 x unit since it goes down 11 every time

When x is zero y is zero so we write it like this

Y=11x

Hopes this helps please mark brainliest

I NEED HELP PLEASE! WILL MARK BRAINLIEST IF CORRECT !

I NEED HELP PLEASE! WILL MARK BRAINLIEST IF CORRECT !

Answers

Answer: 71.57

Step-by-step explanation:

You are going to use SOH CAH TOA to find the angle

because the opposite and adjacent are the sides from the reference angle use TOA (tanΘ=opp/adj)

TanΘ=\(\frac{9}{3}\)

now use that tan^-1 (9/3) on your calculator (make sure your calc is in degree mode)

71.57

Translate the given statement into a linear equation in the form
ax + by = c using the indicated variable names. Do not try to solve the resulting equation.
The number of new clients (x) is 149% of the number of old clients (y).

Answers

On solving the provided question ,we can say that The statement "The number of new clients (x) is 149% of the number of old clients (y)" can be written mathematically as: x = 1.49y

what is a sequence?

A sequence is a grouping of "terms," or integers. Term examples are 2, 5, and 8. Some sequences can be extended indefinitely by taking advantage of a specific pattern that they exhibit. Use the sequence 2, 5, 8, and then add 3 to make it longer. Formulas exist that show where to seek for words in a sequence. A sequence (or event) in mathematics is a group of things that are arranged in some way. In that it has components (also known as elements or words), it is similar to a set. The length of the sequence is the set of all, possibly infinite, ordered items. the action of arranging two or more things in a sensible sequence.

The statement "The number of new clients (x) is 149% of the number of old clients (y)" can be written mathematically as:

x = 1.49y

-1.49y + x = 0

-149y + 100x = 0

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The linear equation in the required form is: x - 1.49y = 0

What is linear equation?

A linear equation is a mathematical equation that describes a straight line in a two-dimensional plane. It is an equation of the form:

y = mx + b

Let's start by assigning variables to the given information. We are told that "the number of new clients (x) is 149% of the number of old clients (y)."

Using this information, we can write:

x = 1.49y

To write this equation in the form ax + by = c, we need to move all the variables to one side of the equation and simplify.

Subtracting 1.49y from both sides, we get:

x - 1.49y = 0

So the linear equation in the required form is:

x - 1.49y = 0

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determine whether the series is absolutely convergent, conditionally convergent, or divergent sin(n)/3^n convergent

Answers

Answer:

absolutely convergent

Step-by-step explanation:

given data

sin(n)/3^n

solution

we have given term \(\frac{sin(n)}{3^n}\)

when n = 1

and we know that

value of sin(n) ≤ 1

so that we can say that

\(\frac{sin(n)}{3^n}\)  ≤  \(\frac{1}{3^n}\) or \((\frac{1}{3})^n\)

here \(\frac{1}{3^n}\)  is converges this is because common ratio in geometric series

here r is \(\frac{1}{3}\)  and here it satisfy that -1 < r < 1

so it is converges

and

\(\frac{sin(n)}{3^n}\)  is also similar

so it is  converges

and here no \((-1)^n\)  term is

so we can say series is absolutely convergent

A fighter jet F and a helicopter H leave the airport A at the same time. The jet flies 25 km on a bearing of 040° and the helicopter flies 30 km on a bearing of 320°. How far apart are the aircraft? (Use a scale of 1 cm to represent 5 km.)

Answers

Answer:

FH = 35.64

Step-by-step explanation:

(∠A = 360 so the other angle is 40)

By law of cosines,

FH² = AH² + FA² - 2(AH)(FA) * cos(A)

= 30² + 25² - 2(30)(25) * cos(80)

= 900 + 625 - 1500 * 0.17

= 1525 - 255

FH²  = 1270

FH = √1270

FH = 35.64

A fighter jet F and a helicopter H leave the airport A at the same time. The jet flies 25 km on a bearing

How can I find the measure of each angle or arc in a circle

Answers

Given:

Find the measure of each angle or arc in a circle.

Explanation:

As we know,

The central angle of a circle is 360 degrees.

The central angle that subtends the arc also subtends the same degrees of the arc.

We have the formula to find the measure of angle (or arc) when the arc length (or angle) and radius are given.

The formula is,

\(\text{Arc length, }l=\frac{\theta}{360^{\circ}}\times2\pi r\)

Here, r is the measure of the radius of the circle and θ ( in degrees) is the measure of the angle subtended by the radius.

If θ is measured in radians, then the formula of arc length becomes,

\(\text{Arc length, }l=\theta r\)

Example:

1. If the radius of the circle is 7 m and the measure of the angle subtended by the radius is 90 degrees, then the arc length is,

\(\begin{gathered} l=\frac{90}{360}\times2\times\frac{22}{7}\times7 \\ l=11m \end{gathered}\)

2. If the radius of the circle is 7 m and the measure of the arc length is 33m then the measure of the angle is,

\(\begin{gathered} 33=\frac{\theta}{360^{\circ}}\times2\times\frac{22}{7}\times7 \\ 33=\frac{\theta}{90^{\circ}}\times11 \\ \theta=\frac{90^{\circ}\times33}{11} \\ \theta=270^{\circ} \end{gathered}\)

Find the equation for the line that passes through (-9,-5) that has slope - 4/7 give your answer in point-slope form. you do not need to simplify
(________)

Answers

Answer:7y=-4x+1

Step-by-step explanation:

y=mx+c

-5=-4/7(-9)+c

c=1/7

y=-4/7x+1/7

7y=-4x + 1

If the radius of a circle is 12cm, then the diameter is 6cm.

True or false

Answers

Answer:

False.

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDASEquality Properties

Geometry

Radius: rDiameter: d = 2r

Step-by-step explanation:

Step 1: Define

Radius = 12 cm

Step 2: Find diameter

Substitute:                    d = 2(12 cm)Multiply:                        d = 24 cm

∴ The statement is false and should be 24 cm as the diameter.

Translate the given phrase into an algebraic expression and simplify if possible: the sum of -8 and -9, increased by 23.
Note: Enter only the simplified result.

Answers

Step-by-step explanation:

(-8-9)+23

-17+23

6.........

The value of algebraic expression [(-8) + ( -9)] + 23 is 6.

Here,

We have to simplify;  the sum of -8 and -9, increased by 23.

And, find an algebraic expression.

What is Algebraic expression?

An algebraic expression in mathematics is an expression which is made up of variables and constants, along with algebraic operations.

Now,

The written expression is, the sum of -8 and -9, increased by 23.

It can be written as,

⇒ [(-8) + ( -9)] + 23

⇒ - 8 - 9 + 23

⇒ - 17 + 23

⇒ 6

Hence, The value of algebraic expression [(-8) + ( -9)] + 23 is 6.

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Select all of the following tables which represent y as a function of x
.

Select all of the following tables which represent y as a function of x .

Answers

The ordered pairs that represents a function y in terms of x are  {(-2, -3),(1, 3),(1, 6) (9, 8}, (12, 11)) and {(-3, -5), (3, 2), (6, 5), (7, 9), (10, 16)}

Linear functions

A set of ordered equation represents a linear function if the domain of the coordinates are not repeated.

For instance, the ordered pairs that is a function are the coordinates that do not have any repeated y-coordinates.

From the given linear functions, the ordered pairs that represents a function y in terms of x are  {(-2, -3),(1, 3),(1, 6) (9, 8}, (12, 11)) and {(-3, -5), (3, 2), (6, 5), (7, 9), (10, 16)}

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If a three-digit number is divided by 5 or by 6, remainder is 1 in each case. What is the least such three-digit number?

Answers

Answer:

The least three-digit number which leaves a remainder of 1 when divided by 5 or 6 is 101.

Step-by-step explanation:

This is because 101 is the smallest three-digit number which is not a multiple of either 5 or 6. To see that 101 is the smallest such number, you can check that 100 and 99 are both multiples of both 5 and 6, and 98 is a multiple of 6.

8. How many different pizzas can be made with 4 types of crust, 2 types of cheese, and 7 different toppings if each pizza has 1 crust, 1 cheese, and 1 topping?​

Answers

Problem statement:  The menu at a pizza place lets you pick one of two crust types, one of three sauces, one of five types of cheese, and any number of seven different toppings. How many possible different pizzas can you order that have exactly three different toppings?

 

Be very careful to read this question critically and to enumerate the number of items correctly:

 "one of two crust types"      2 possibilities

 "one of three sauces"   3 possibilities

 "one of five types of cheese"  5 possibilities

 "any number of seven different toppings"    

      many possibilities (none, any combination of {a,b,c,d,e,f or g})

 

However, "exactly three different toppings" (not cheeses or sauces) means that you are choosing 3 of 7 toppings (and that's all that this problem asks you).

 

So, nCr = n! / ((n-r)!r!)        ["n choose r";  n=7; r=3]

    7C3 = 7! / (4!3!)

    7C3 = 5040/144

    7C3 = 35

The equation for a straight line (deterministic model) is y = Bo + B,X.If the line passes through the point ( - 10,3), then x = - 10, y = 3 must satisfy the equation; that is, 3 = Bo + B1(-10).Similarly, if the line passes through the point (11,4), then x = 11, y = 4 must satisfy the equation; that is, 4 = Bo+B1(11).Use these two equations to solve for Bo and By; then find the equation of the line that passes through the points (-10,3) and (11,4)...Find Bo and B,B1 =Bo(Simplify your answers. Type integers or simplified fractions.)

Answers

To find the equation of the line we just need to find the beta constants. In order to do this we have (they provided us with) the following system of equations:

\(\begin{cases}3=\beta_0+\beta_1(-10) \\ 4=\beta_0+\beta_1(11)\end{cases}\)

Let us subtract the second equation to the first one:

This implies that

\(\beta_1=\frac{-1}{-21}=\frac{1}{21}\)

Now, let us replace this value we just got into the second equation to find beta_0:

\(\begin{gathered} 4=\beta_0+\frac{1}{21}\cdot11, \\ 4=\beta_0+\frac{11}{21}, \\ \beta_0=4-\frac{11}{21}=\frac{4\cdot21}{21}-\frac{11}{21}=\frac{84-11}{21}=\frac{73}{21} \end{gathered}\)

At last,

\(\beta_1=\frac{1}{21},\beta_0=\frac{73}{21}\)

Then, the equation of the line is just

\(y=\frac{73}{21}+\frac{1}{21}x\)

The equation for a straight line (deterministic model) is y = Bo + B,X.If the line passes through the

For the following situation, find the mean and standard deviation of the population. List all samples (with replacement) of the given size from that population. Find the mean and
standard deviation of the sampling distribution and compare them with the mean and standard deviation of the population.
The number of DVDs rented by each of three families in the past month is 2, 11, and 5. Use a sample size of 2

Answers

The correct comparison of the population and sampling distribution is A. Means are the same but the standard deviation of sampling distribution is smaller

How to find the mean and standard deviation

X X^2

95 9025

96 9216

98 9604

Sum = 289 27845

n 3

The sample mean 96.33333333 SUM/n

Population mean 96.33333333 SUM/n

Sample standard dev \(1.527525232 \sqrt{((1/(n-1))(SUM(X^2)-(1/n)SUM(X)^2)}\)

Population standard dev \(1.247219129 \sqrt{((1/n)(SUM(X^2)-(1/n)SUM(X)^2)}\)

Population Mean(μ) = 96.33

Population standard deviation (σ) = 1.25

Option A) 95,96,98 and X bar = 96.33

Sampling distribution :

mean (μx = μ) = 96.33

standard deviation(σx = σ/SQRT(n)) = 1.25/SQRT(3) = 0.72

Option A) Means are the same but the standard deviation of the sampling distribution is smaller

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For the following situation, find the mean and standard deviation of the population. List all samples

please help ! giving 20 points.
Which ones are rational ?
7.284
10.2
0.75
-7.165
3/11
-1/4/

Answers

Answer:

all of them

Step-by-step explanation:

A rational number is any integer, fraction, terminating decimal, or repeating decimal

Which is the best description of the graph of the derivative of a parabola that opens downward?

Which is the best description of the graph of the derivative of a parabola that opens downward?

Answers

let's take a looksie hmmmm a parabola opening downwards in vertex form using constants of "h" and "k" will be like

\(y = -(x+h)^2 +k\implies y = -x^2-2hx-h^2+k \\\\\\ \cfrac{dy}{dx}=-2x-2h\qquad \impliedby \textit{straight line with a negative slope}\)

19. Consider the function below.

a) Find and sketch the domain of f

b) Find the range of f​

19. Consider the function below.a) Find and sketch the domain of fb) Find the range of f

Answers

(a) \(f(x,y)\) is defined only as long as

\(x^2 + y^2 - 9 > 0 \implies x^2 + y^2 > 3^2\)

which is the region outside the closed disk with radius 3. So

\(\mathrm{dom} f(x,y) = \left\{(x,y) \in \Bbb R^2 \mid x^2 + y^2 > 9\right\}\)

which is easy to sketch.

(b) \(x^2+y^2>9\), so \(x^2+y^2\) can only approach 9 from above. As we approach the circle \(x^2+y^2=9\), the first term of \(f(x,y)\to\infty\), since \(\frac1{\sqrt{\text{small number}}} = \text{large number}\). As \((x,y)\) goes off to some infinity in the \(x,y\)-plane, \(x^2+y^2\to\infty\), so the first term \(f(x,y)\to0\). It never actually takes on the value of 0, since \(\sqrt{x^2+y^2-9} > 0\).

Meanwhile \(5\sin(x+y)\) is bounded between -5 and 5. This means there is an overall lower bound of -5 in some infinite corner of the plane.

\(\mathrm{ran} f(x,y) = \left\{z \in \Bbb R \mid -5 < z < \infty\right\}\)

Find the height of the tower using the information given in the illustration.

Find the height of the tower using the information given in the illustration.

Answers

using SOH CAH TOA

Tan 85.144 =h/130

h=tan 85.144*130

h=1530.19 fr

Find the height of the tower using the information given in the illustration.

Jamie has a deck of 60 sports cards, of which some are baseball cards and some are football cards. Jamie pulls out a card randomly from the deck, records its type, and replaces it in the deck. Jamie has already recorded nine baseball cards and 11 football cards. Based on these data, what is, most likely, the number of baseball cards in the deck?

20
22
25
27

Answers

Answer:

I'd say 20

Step-by-step explanation:

Answer:

I’d say 20 or 25

Step-by-step explanation:

What is the slope of the line segment that passes through
points (1,3) and (5, 13)?

Answers

Answer: 5/2

Step-by-step explanation:

slope equation: (y2-y1)/(x2-x1)

13-3/5-1 = 10/4 or 5/2

Answer:

2.5

Step-by-step explanation:

Gradient (slope) =

\(m = \frac{y2 - y1}{x2 - x1} = \frac{13 - 3}{5 - 1} = \frac{10}{4} = 2 \frac{1}{2} \)

Pls help step by step (special right triangles)

Pls help step by step (special right triangles)

Answers

Value of base and hypotenuse of triangle are 9√3 and 18 respectively.

Define right triangle

A right triangle is a triangle with one interior angle measuring 90 degrees, known as a right angle. The side opposite to the right angle is called the hypotenuse, and the other two sides are known as the legs of the right triangle. The length of the hypotenuse can be found using the Pythagorean theorem,  that the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the legs.

Height of triangle=9

Base of triangle=y

Hypotenuse of triangle=x

Using trigonometric ratio

Sin30°=Height/Hypotenuse

½=9/x

x=18

Cos30°=Base/hypotenuse

√3/2=y/18

y=9√3

Hence, value of base and hypotenuse of triangle are 9√3 and 18 respectively.

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5
4
3-
Mark this and return
N
-5-4-3-2-1₁.
24
1+
GAW N
y
+2+
-3
-4
1 2 3 4 5 x
What is the range of the function on the graph?
O all the real numbers
O
all the real numbers greater than or equal to 0
all the real numbers greater than or equal to 2
O all the real numbers greater than or equal to -3
Save and Frit

Answers

The range of the function on the graph would be: D. all real numbers greater than or equal to 2

How to calculate the function range

To obtain the range, observe the y values whose result can be obtained by the function of x. To obtain this range, we examine the graph and note that the range begins from 2 on the y-axis and extends upwards.

So, if we wish to define our range, we will enter all real numbers that are equal to or greater than 2 as seen in the direction of the graph.

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543-Mark this and returnN-5-4-3-2-1.241+GAW Ny+2+-3-41 2 3 4 5 xWhat is the range of the function on

Supplementary angles must share a common side. True or False

Answers

Answer:

I guess answer is true but not sure

Answer:

The answer is false. Complementary and supplementary angles DO NOT HAVE TO share a vertex or a side but they CAN be.

Practice Problems
1. The absolute value of a number is its distance from 0 on the
number line (no sign, just value). Compare the absolute value of
7 and -7.

Practice Problems1. The absolute value of a number is its distance from 0 on thenumber line (no sign,

Answers

Answer: The absolute values of 7 and -7 are equal because they are both a distance of 7 units from 0 on the number line.

100 points Sin cos tan will give brainliest please answer

100 points Sin cos tan will give brainliest please answer

Answers

I hope this helps you if in doubt can ask me.

100 points Sin cos tan will give brainliest please answer

100 PTS PLEASE HELP PLEASEEE

100 PTS PLEASE HELP PLEASEEE

Answers

Answer:

8

Step-by-step explanation:

The square root of a number is what number multiplied by itself can result in the product of this.

For example, in this question you multiply 8 by itself to get 64

8*8=64

So, the square root is 8

Insurance withholding varies depending on whether an entire family is covered or only the employee is covered. True False​

Answers

Answer:

it would True

Step-by-step explanation:

Molly has four t-shirts in her closet that she plans to wear over the next four days without wearing the same one twice. She has a blue, green, yellow, and black shirt. What are the chances that she will wear the black shirt the first day?

Write your answer as an exact fraction which is reduced as much as possible.

Answers

Answer:

Molly has four choices for which shirt to wear on the first day, and one of those choices is the black shirt. So the probability that she will wear the black shirt on the first day is 1/4. Therefore, the answer is 1/4.

Step-by-step explanation:

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Need help grouping the Varibles, constants, coefficients, terms, and like terms for the equations 22. Go to the product mix worksheet, which calculates the profit from each model of portable speaker. Benicio wants to compare three scenarios: one with the current prices and costs, another with the prices raised $10. 00, and a third that reduces the variable costs per unit by $5. 0. He has already created the first two scenarios and defined names for cells and ranges. Create a third scenario as follows: a. In the scenario manager, add a scenario using reduced costs as the name. B. Accept the same changing cells (nonadjacent ranges b6:f6 and b11:f12) as the other two scenarios. C. Reduce each variable cost per unit value (mini1 variable cost, mini2 variable cost, voicexp variable cost, voicexp10 variable cost, and waterproof variable cost) by $5. 0. D. Create a scenario summary report that summarizes the effect of the three scenarios. Use the profit per unit sold (range b17:f17) as the result cells diana rolls 2 number cubes numbered 1 through 6 while playing her favorite board game. she will get a second turn if she rolls a sum that is a larger number less than 5. what are Dianas chances of getting a second turn when she rolls the number cubes?(in a fraction) Which two types of courts are found in a state's judicial branch?local and circuitlocal and superiorlocal and triallocal and appellate People are now living longer. In fact, in many countries, the average age is now reaching 80 years. What are the advantages and disadvantages in a society where people are living longer. How did the 1898 Treaty of Paris shift the balance of power in the world? i Wnte 2x2x3x3x5 using exponents. 3.How are climate and weather different? 4.How can you depict annual precipitation at a site location, like a local airport?5. What is the transformation of water vapor to liquid water droplets in the air? Zak has some water in a jug. 11. Solve the system of Equations5x + 2y = -18-3x + 7y = 19Solve for X and Solve for y #banLoveYourselfFirst2020onbrainly 3. World War I involved 2 major alliances-the Allied Powers and the Central Powers. Below,list the major European countries that belonged to each alliance. simplify the following expression 5-/2 x 5/2 Make a sketch of the cross section resulting from the slice shown in the right square pyramid below. Then, using complete sentences, describe the cross section. Jackie Jones is a finance manager for Pretty Poseys, a wholesale florist. As finance manager, which of the following would be one of Jackie's responsibilities?a) Preparing tax returnsb) Preparing financial statementsc) Planning for spending funds on long-term assets, such as plant and equipmentd) Production planning and resource development a real estate agent sells a house for $200,000 that the previous owners had bought 10 years earlier for $100,000. the agent earns a commission of $6,000. by how much does gdp rise? How could technology agriculture today change the spatial organization of agriculture from von thunen's model? HELP !!!Jamaal bounces on a trampoline. His height, as a function of time, ismodeled by y = -16x2 + 20x + 4.Which statement best describes the function?A. The function is linear.B. Not enough information is given to decide.C. The function is linear at some points and nonlinear at other points.D. The function is nonlinear. How do you solve m =( y2 y1 )/( x2 x1? review the reversible reactions given, along with the associated equilibrium constant k at room temperature. in each case, determine whether the products or reactants are favored.