Question

The radii of two concentric circles are 7 m and 8.75 m. The area enclosed between
the two circles is
​

Answer 1

Answer:

area=π(R2-r2)

22/7{(8.75)2-(7)2}

22/7(76.5625-49)

22/7(27.5625)

22×3.9375

86.625