Answer: 0.557 in
Explanation:
We will use the formula for the circumference of a circle, substitute known values, and solve for r (radius). 3 1/2 = 3.5.
Given:
C = 2πr
Substitute known values:
(3.5) = 2πr
Divide both sides of the equation by 2π:
(3.5) = 2πr
r = 0.557 in