Question

The circumference of a circle is37.68 kilometers. What is the circle's radius?

Answer 1

given:

circumference= 37.68 km

to find:

the circle's radius.

solution:

`r = (c)/(2\pi)`

`r = (37.68)/(2\pi)`

`r = 5.99696 \: km`

`r =6 \: km`