Question

This figure is 1/4 of a circle.

What is the best approximation for the perimeter of the figure?

Use 3.14 to approximate pi.


7.85 in.

12.9 in.

17.9 in.

31.4 in.
A quarter of a circle with radius labeled 5 in.

Answer 1

12.9

Explanation:

i took the test 5 yrs ago

Answer 2

7.85 in.

Explanation:

We can find the area of the circle

C = 2pi*r

=2* 3.14*10

=31.4

Since we are finding 1/4 of the circle, we take 1/4 of the circumference

1/4 31.4

7.85 in