Question

And in equilateral triangle has been inscribed in a circle of radius 6 cm find the area of shaded region

Answer 1

side of the equilateral triangle = 2x3 v3=6v 3

area of the shaded portion=πr 2-v3/4 a2

36π-v3/4 x (6 v3) 2

= 36π-27 v3

113.04 -46.76=66.28cm2