Question

A circle with radius of 2 cm sits inside a circle with radius of 4 cm.
What is the area of the shaded region?
Round your final answer to the nearest hundredth.

Answer 1

answer: 37.7cm^2

area of 2cm = 12.57cm^2

area of 4cm = 50.27cm^2

50.27 - 12.57 = 37.7