Question

From a circular sheet of radius 4 cm ,a circle of radius 3 cm is removed .Find the area of the reamaining sheet .( Take =3.14)​

Answer 1

Answer:

3.14×4×4

3.14×16=50.24=total area of the circular sheet

area removed=3.14×3×3=3.14×9=28.26

area remaining=total area-area removed

50.24-28.26=21.98cm^2