Question

What is the radius of an umbrella that has a circumference of 8.8 feet

Answer 1

r = 1.4

Explanation:

c = Pi * D

So c = 8.8 = Pi * D

So divide both sides by Pi

so 8.8 / Pi = 2.801 = D

Radius is half the Dimeter so divide 2.801 by 2 = 1.4