Answer:
Step-by-step explanation:
radius of circle = r inches
Width of the rectangle = radius of circle = r inches
length of the rectangle = diameter of circle = 2r inches
Area of rectangle = 200 in^2
length * width = 200
2r * r = 200
r² = 200/2
r² = 100 = 10*10
r = 10 in
Radius = 10 inches
