3 years ago

A circular mirror has a circumference of 507 inches. What is the

Mathematics

1 answer:

netineya [11]3 years ago

5 0

Answer:

80.7 inches

Step-by-step explanation:

circumference = 2 * pi * r

2 * pi * r = 507 inches

r = (507 inches)/(2 * pi)

r = (507 inches)/(2 * 3.14159)

r = (507 inches)/(6.2832)

r = 80.7 inches

You might be interested in

In a direct variation, the ratio of y -values to x -values is equal to a constant.

liberstina [14]

Answer:

True

Step-by-step explanation:

The equation of direct variation is

y = kx ← k is the constant of variation

To find k divide both sides by x

$\frac{y}{x}$ = k

That is the constant is the ratio of y- values to x- values

3 0

3 years ago

What does 9740399 round to by the nearest hundred thousand?

weeeeeb [17]

1,000,000 because since it is 100,000 the closest number is 1,000,000

7 0

3 years ago

which transformations of the graph of f(x) = -4^x result in the graph of f(x) = 4^x 3? reflection over the x-axis and shifted 3

Semenov [28]

Reflection over the y-axis and shifted 3 units up

4 0

3 years ago

One size of pizza served at Joe’s Pizza Parlor is 10in. in diameter. What is the area of this particular (circular) size pizza?

abruzzese [7]

Answer:

78.5 in.²

Explanation:

Formula For Area Of Circle: Area = πr²

π: 3.14

r (Half Of Diameter): 5

r²: 25

3.14 · 25 = 78.5

6 0

3 years ago

I was just wondering this is one of my questions in my math books and i needed help (Its really long i did all the work i just w

slava [35]

Answer:

no not that wuch

Step-by-step explanation:

4 0

3 years ago