If The radius of a quarter circle is 3 miles. What is the quarter circle's perimeter?

Answers

Answer 1

Answer:

6pi miles

Step-by-step explanation:

Answer: 6pi

formula for perimeter: pi*diameter

diameter=radius*2

diameter=3*2=6

6*pi=6pi


Related Questions

4. Snyder’s Moving company has two segments of customer: Small Business (SB) and Residential. 10% of Snyder’s 2,200 clients fall into both categories, using Snyder’s as their mover of choice for both their business and personal needs. The remaining clients are split evenly between segments. A client who falls into one category will use Snyder’s once every 3 years. Clients who fall into both categories use Snyder’s twice every 3 years. SB moves cost 15% more to the clients than Residential moves due to additional insurance costs for Snyder’s. The average profit Snyder’s makes per move, regardless of which type, is $260. Snyder recently launched a marketing campaign to all SB-only clients to encourage them to use Snyder’s for residential moves. 10% of recipients decided to do so. Assuming the campaign cost $500 to execute, how profitable was it?

$12,480

$25,240

$50,480

$56,240

Answers

If the campaign of Snyder’s Moving company costs $500 to execute, it has been computed that the profit will be C. $50,480.

How to calculate the profit?

Firstly, the customer base will be:

= 50% × [2200 - (10% × 2200)]

= 50% × (2200 - 220)

= 990

The increase in customers will be:

= 10% × 990

= 99

The additional profit will be:

= [(99 × $260) - $500] × 2

= ($25740 - $500) × 2

= $50480

Learn more about profit on:

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Answer:

10% SB clients will move due to the promotion. The Profit will be $25,240

Step-by-step explanation:

Find the number of clients in both SB and personal:

10% x 2200 = 220

Find the number of SB clients:

(2200 - 220)/2 = 990 ( the rest of clients will be evenly splitted)

Find the number of SB clients who will move:

10% x 990 = 99

Find the profit due to the move:  (Number of ppl moved  x Average Profit - Initial Investment)

99 x $260 - $500 = $25,240

Find the measure of angle x in the figure below:
A:35°
B:47°
C:73°
D:78°

Answers

Step-by-step explanation:

[tex]56 + 51 + y = 180 \\ y = 180 - 107 \\ y = 73[/tex]

[tex]y + x + 72 = 180 \\ 73 + 72 + x = 180 \\ x = 180 - 145 \\ x = 35[/tex]

Hope it helps

A straight angle is an angle equal to 180 degrees

Solve for y

y + 51° + 56° = 180°

y = 180° - 56° - 51°

y = 73°

Total interior angle of a triangle sum ups to 180°

Solve for x

y + x + 72° = 180°

73° + x+ 72° = 180°

x = 180° - 72° - 73°

x = 35°

Find the geometric mean of the pair of numbers. 3 and 10

Answers

Answer:

Either 6.5 or 3.60555127546

Step-by-step explanation:

Geometric mean is given by the formula :

[tex]\sqrt{a+b}[/tex] where a and b is the 2 numbers:

Substituting them in gives us :

[tex]\sqrt{3+10 }[/tex]

[tex]\sqrt{13}[/tex] = 3.60555127546

If that is wrong then it is given by the formula :  

[tex]\frac{a+b}{2}[/tex]

Substituting these values gives us:

(3+10)/2 = 13/2 = 6.5

I'm sorry for not being capable to have a sure answer but I dont want to stick to one and get it wrong so ...

Brainliest if one of the 2 is correct.

Two of the angles of a triangle measure 27º and 63º. Is the triangle a right triangle? Yes No Not enough information I don't know.

Answers

Answer:

Yes

Step-by-step explanation:

A right triangle has to have one 90 degree angle and all triangle angles must add up to 180 degrees.

27+63= 90

180-90= 90

So to answer your question, the triangle is a right triangle.

What is the answer for 21÷1/3?

Answers

Answer:

63

Step-by-step explanation:

21*3=63

hope this helps..

Answer:

63

Step-by-step explanation:

You first convert 1/3 to 3, and division to multiplication. The equation is now  21 x 3, which is equal to 63.

Please help me i need 7 more answers after this one!

Answers

Answer:

OPTION I

Step-by-step explanation:

168 yd² is the answer

option i

A 10 gallon tank of gas cost 22$. Find the unit price per gallon

Answers

Answer:

what...

Step-by-step explanation:

Answer:

2.2$

Step-by-step explanation:

22 divided by 10

F(x) = 6x^2 -7x + 4 g(x) =2x -5 find: (f-g)(x)

Answers

Answer:

Use the given functions to set up and simplify (f − g) (x).

−7x+4= −7x + 4

(f − g) (x)=f − 2 x+ 5

Step-by-step explanation:

How do you prove a quadrilateral is a Rhombus?

Answers

Answer:

There are two ways to do this depending on the information you know.

Step-by-step explanation:

In order for a quadrilateral to be a rhombus, the sides have to be of equal length, so proving that all four sides are the same length would be one way. A second way is to prove that diagonals connecting opposite corners are perpendicular bisectors (connect in such a way that they cut each other into equal pieces at right angles).

A car is considered to be _____.

all of the above

depreciable

collateral

an asset

Answers

Answer: The answer is letter B

Step-by-step explanation:

Sarah is designing a triangular pyramid made of all glass to go on top of a building. All of the faces of the pyramid have a height of 17 feet and a base of 20 feet.
How much glass is needed?
A.
680 sq ft
B.
340 sq ft
C.
2,040 sq ft
D.
1,360 sq ft

Answers

Answer:

981.496    ft^3

Step-by-step explanation:

Volume of triangular pyramid is

 1/3  base area * height

area of a equilateral triangle base  is

 sqrt (3)/4  s^2     where s = side length

so the volume is

1/3  ( sqrt(3) / 4 ) (20^2)    *   17      ft^3

= 981.496  ft^3

Answer:

Area of a triangle is 1/2 x base x height.

area of triangle = 1/2 x 20 x 17 = 170 square feet.

the image shows 4 triangles, total area = 170 x 4 = 680 square feet.

the answer is A. 680 sq. ft.

Hope this helps you!!

Please Mark me as Brainleast!!!!!!!!!!!!!

A company issued 70 shares of $100 par value common stock for $8,500 cash. The journal entry to record the issuance is:​

Answers

The journal entry to record the issuance is:​Debit cash $8,500; Credit paid-in capital excess par value; Credit preferred stock $7,000

Journal entry

Based on the information given the appropriate journal entry to record the issuance is:

Journal entry

Debit Cash $8,500

Credit paid-in capital excess par value $1,500

($8,500-$7,000)

Credit preferred stock $7,000

(70 shares×$100)

(To record the issuance)

Therefore the journal entry to record the issuance is:​Debit cash $8,500; Credit paid-in capital excess par value; Credit preferred stock $7,000

Learn more about journal entry here:https://brainly.com/question/14279491

Simplify the radical expression

Answers

Answer:

Correct

Step-by-step explanation:

You're correct

[tex] \sqrt{ \frac{80w {}^{3} }{9} } = \frac{ \sqrt{80w {}^{3} } }{ \sqrt{9} } [/tex]

[tex] \frac{ \sqrt{16 \times 5 \times {w}^{2} \times w} }{3} [/tex]

[tex] \frac{4w \sqrt{5w} }{3} [/tex]

Write the equation of a line with a slope of 5 and a y-intercept of (0, 3). Write the equation in slope-intercept form.

Answers

Answer:

y=5x+3

Step-by-step explanation:

Hi there!

We are given that a line has a slope of 5, and a y intercept of (0,3)

We want to write the equation of this line in slope-intercept form

Slope-intercept form is written as y=mx+b, where m is the slope and b is the value of y at the y intercept

Since we were given the slope and the y intercept, we can simply substitute these values into the formula to find the equation.

Starting with the slope:

Substitute 5 as m into the equation

y=5x+b

Now for the y intercept:
As stated before, b is the value of y at the y intercept; in this case, b is equal to 3

Substitute 3 as b into the equation.

y=5x+3

Hope this helps!

See more on this topic here: https://brainly.com/question/22607472

this is algebra 2 can someone give the answers please and thank you

Answers

Answer:

See below ↓↓↓↓

Step-by-step explanation:

1.

√(4 + 2)² + (7 - 4)²√6² + 3²√453√5

2.

√(3 - 3)² + (-1 - 4)²√255

3.

√(3 + 7)² + (-5 - 20)²√100 + 625√7255√29

4.

√(5 - 1)² + (-2 + 2)²√366

HELP PLEASE!!!!!!!!! ASAP

Answers

Answer:

2^16, 4^8 & 16^4

Step-by-step explanation:

=> (4^3)^2 × 4^2 = 4^6 × 4^2 = 4^8

=> 4^8 = (2^2)^8 =2^16

=> 4^8 = (4^2)^4 = 16^4

In geometry you can use deductive rules to____?

Answers

Answer: prove conjectures

Step-by-step explanation:

In geometry, you can use deductive rules to prove conjectures.

What value of x makes this equation true? 12x - 15 =6 - 3x A. 7/3 B. 3/7 C. 5/7 D. 7/5

Answers

Answer:

7/5

Step-by-step explanation:

12x - 15 =6 - 3x

Add 3x to each side

12x+3x - 15 =6 - 3x+3x

15x -15 = 6

Add 15 to each side

15x -15+15 = 6+15

Divide by 15

15x/15 =21/15

x = 7/5

Answer:

[tex]\boxed{x = \dfrac{7}{5}}[/tex]

Step-by-step explanation:

Given equation:

[tex]12x - 15 = 6 - 3x[/tex]

To solve for x, we need to isolate the "x" variable on one side of the equation. The constant obtained on the other side of the equation will be the solution (x).

Add 15 both sides of the equation:

[tex]\implies 12x - 15 + 15 = 6 - 3x + 15[/tex]

[tex]\implies 12x = 21 - 3x[/tex]

Add 3x both sides of the equation:

[tex]\implies 12x + 3x= 21 - 3x + 3x[/tex]

[tex]\implies 15x= 21[/tex]

Divide both sides by 15 to isolate the cooeficient from "x".

[tex]\implies \dfrac{ 15x}{15} = \dfrac{21}{15}[/tex]

[tex]\implies x = \dfrac{21}{15}[/tex]

Simplify the value of "x" as required:

[tex]\implies x = \dfrac{7 \times 3}{5 \times 3}[/tex]

[tex]\implies \boxed{x = \dfrac{7}{5}}[/tex]

PLEASE HELP, please write it out in the system of equations (step by step)


2x + y = - 1 ; x - 2y = - 8

Answers

Answer:

[tex]{x,y}={-2,3}[/tex]

Step-by-step explanation:

[1]    2x + y = -1

  [2]    x - 2y = -8  <------- given linear equations

Graphic Representation of the Equations : ----> given in attatchment

y + 2x = -1        -2y + x = -8  < ----- point where they connect is shown in graph

Solve by Substitution :

// Solve equation [2] for the variable  x

 [2]    x = 2y - 8

// Plug this in for variable  x  in equation [1]

  [1]    2•(2y-8) + y = -1

  [1]    5y = 15

// Solve equation [1] for the variable  y

  [1]    5y = 15

  [1]    y = 3

// By now we know this much :

   x = 2y-8

   y = 3

// Use the  y  value to solve for  x

   x = 2(3)-8 = -2

Solution :

{x,y} = {-2,3}

Answer:

Step-by-step explanation:

[1]    2x + y = -1

 [2]    x - 2y = -8  <------- given linear equations

Graphic Representation of the Equations : ----> given in attatchment

y + 2x = -1        -2y + x = -8  < ----- point where they connect is shown in graph

Solve by Substitution :

// Solve equation [2] for the variable  x

[2]    x = 2y - 8

// Plug this in for variable  x  in equation [1]

 [1]    2•(2y-8) + y = -1

 [1]    5y = 15

// Solve equation [1] for the variable  y

 [1]    5y = 15

 [1]    y = 3

// By now we know this much :

  x = 2y-8

  y = 3

// Use the  y  value to solve for  x

  x = 2(3)-8 = -2

Solution :

{x,y} = {-2,3}

Please help will mark brainiest

Answers

Pretty sure it’s linear sorry if I’m wrong

find the derivative !!

Answers

Answer:

1/2x^(-1/2) + cos(2x)

Step-by-step explanation:

I'm in AP Calc BC at the end of the year :)

will give brainliest!!! easy question.
What is one thing society could do (beyond education in schools) to increase acceptance of robotics, especially androids and cyborgs?

android: A mobile robot usually with a human form.

cyborgs: A living being whose powers are enhanced by computer implants or mechanical body parts.

Answers

This teaches them the skill that is required for creating precise and accurate instructions and also has fun while learning these valuable lessons. Teaching robotics in schools facilitates students to learn how science, engineering, math, and technology work in integration. Enhances Creativity.

________________________________

Through play, educational robots help children develop one of the basic cognitive skills of mathematical thinking at an early age: computational thinking. That is, they help develop the mental process we use to solve problems of various kinds through an orderly sequence of actions.

====================================

[tex]\color{red}{\tt{Hope \ It \ Helps}} [/tex]

does 8x+5=8x have a solution when simplified

Answers

Step-by-step explanation:

In my opinion, none. ........

64X + 5=8x

8x+5=8x solution when simplified

PLS I NEED HELP i have been stuck on this one for a while

Answers

Answer:

26.0

Step-by-step explanation:

We can apply the Pythagorean theorem to this problem. First, we need to square both legs. 7^2 = 49, and 25^2 = 625. If we add them, they equal 674. We then just take the square root of 674 which is 26.96. When rounded, that is 26.0

John is replacing two strings of his guitar and he has two pieces of information about them.
One string is 3 inches longer than the other string.
The product of the strings' length is 108 inches.

Write the equation to find the length of the shorter string, x?

Answers

Answer:

     x(x +3) = 108

Step-by-step explanation:

The longer string is 3 inches longer than the shorter string, whose length is x. Then the longer string is (x+3), and the product of their lengths is ...

  x(x +3) = 108 . . . . . equation for finding the shorter length

__

In standard form, the equation is ...

  x² +3x -108 = 0

  (x -9)(x +12) = 0 . . . . . factored form

The values of x that make these factors zero are 9 and -12. The shorter string length is 9 inches.

_____

Additional comments

John's guitar is unusually small if its strings are 12 inches or less.

Note that factoring is accomplished by finding factors of 108 that differ by 3. This requires the same thinking process as solving the problem directly without the use of an equation. We know the product of two numbers is 108 and one is 3 larger than the other.

The difference (3) is sufficiently smaller than the product that the square root of the product (10.4) will be about halfway between the numbers. We can reasonably guess their values to be 10.5±3/2 = {9, 12}. (There is a more formal way to make this calculation by defining a variable (a) to be the average of the two lengths: Then you have (a-3/2)(a+3/2)=108, or a² = 110.25 and a=10.5. This matches our approximation.)

What’s the function??? Pls help will give brainlest

Answers

all you have to do is plug in the number....

1st sc: y=-30
2nd: x=-1

3rd: x=5
4th: y = 29

Answer:

1. y = -30

2. x = -1

3. x = 5

4. y = 29

Step-by-step explanation:

1. y = -10x

f(x) = 3

y = -10*3

y = -30

2. y = -2x + 1

f(y) = 3

3 = -2x + 1

-2x = 3 - 1

-2x = 2

x = 2\-2

x = -1

3. y = 6x

f(y) = 30

30 = 6x

x = 30\6

x = 5

4. y = 5x + 9

f(x) = 4

y = 5*4 + 9

y = 20 + 9

y = 29

Can you guys help with number 12 and 13. I will give brainliest . Please show work or type how to write it.

Answers

Answer:

B

Step-by-step explanation:

A=2(wl+hl+hw)=2·(10·10+5.6·10+5.6·10)=424-100= 324

A=lw+l(w2)2+h2+w(l2)2+h2=10·10+10·(102)2+9.72+10·(102)2+9.72≈320

Pyramid: 320m2 - 100m2 = 220 m2

Hope this helps :)

I need help on the first and second ones

Answers

Answer:

I only know number 2 sorry

A safety auditor at a paint factory took a random sample of 25 cans of paint from a production run of over
1,000 cans and measured the amount of lead in each can of paint in the sample. The sample data were roughly
symmetric with a mean of 37 parts per million (ppm) of lead per can and a standard deviation of 18 ppm.
SPA
CRI
As
Based on this sample, which of the following is a 95% confidence interval for the mean amount of lead per can
of paint (in ppm) in this production run?

Answers

Using the t-distribution, as we have the standard deviation for the sample, it is found that the 95% confidence interval is (29.6, 44.4).

What is a t-distribution confidence interval?

The confidence interval is:

[tex]\overline{x} \pm t\frac{s}{\sqrt{n}}[/tex]

In which:

[tex]\overline{x}[/tex] is the sample mean.t is the critical value.n is the sample size.s is the standard deviation for the sample.

The critical value, using a t-distribution calculator, for a two-tailed 95% confidence interval, with 25 - 1 = 24 df, is t = 2.0639.

The other parameters are given by:

[tex]\overline{x} = 37, s = 18, n = 25[/tex].

Hence, the bounds of the interval are given as follows:

[tex]\overline{x} - t\frac{s}{\sqrt{n}} = 37 - 2.0639\frac{18}{5} = 29.6[/tex]

[tex]\overline{x} + t\frac{s}{\sqrt{n}} = 37 + 2.0639\frac{18}{5} = 44.4[/tex]

The 95% confidence interval is (29.6, 44.4).

More can be learned about the t-distribution at https://brainly.com/question/16162795

Answer:

To simplify what the other person said:

(29.57, 44.43)

Step-by-step explanation:

Proof that this is right on Khan

Consider the expression 6x6^0x6^-3

Answers

Answer:

6*(6^-3)=0.027777 recurring

Step-by-step explanation:

6^0=1

6^-3=0.004629629 recuuring

0.004629629 recurring *6=0.0.02777recurring

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