Question

Find the area of the shaded region in the following figures:
​(second part)

Answer 1

Answer:

Area of circle of radius 5cm =πr2, where r=5

=3.14×52

=78.5cm2

Area of the non shaded region

=43×4×4+41×π×52

=12+19.62

=31.62cm2

Area of shaded region=Area of circle  -area of the non shaded region

=(78.5−31.62)cm2

=46.88cm2