Question

l = 20 cm and b = 10 cm
Find the area of shaded portion
No irrelevant answers ​

Answer 1

AREA OF SHADED REGION = 1/2 × B × H - $\pi {r}^{2}$

= 1/2 × 10 × 20 - 22/7× 5²

= 100 - 550/7

= 150/7cm

Answer 2

Step-by-step explanation:

Area of shaded region = 1/2 x B x H -

$\pi$r²

= 1/2 x 10 x 20 - 22/7 x 5²

= 100 - 550/7

= 150/7 cm

I hope it may help to you..