Question

The circumference of a hula hoop is 86\pi \text{ cm}86π cm86, pi, start text, space, c, m, end text.

What is the radius of the hula hoop?

Answer 1

43 cm!

Step-by-step explanation:

First, C = 86π

So, 86 × 3.14 (which is π) = 270.04

270 ÷ 3.14 = 86

86 ÷ 2 = 43

i hope this helps :)