Question

Find the area of the shaded region in the figure below if the radius of the outer circle is 8 and the

radius of the inner circle is 2. Keep your answer in terms of it.

Answer 1

outer circle=22/7×8^2

=201.143

inner circle=22/7×2^2

=12.571

shaded portion= 201.143-12.571

=188.572cm^2

Answer 2

60π

Explanation: