Question

The diameter of the circles is 4 cm. Calculate the area that is purple​

Answer 1

Answer:

Diameter = 4 cm

Radius = 2 cm

area = pi× r^2

= 22/7 × (2)^2

= 22/7 × 4

= 88/7

= 12.2cm^2

Answer 2

Diameter=4
radius=4/2
area of circle =2pai r squared
=2x22/7x2
=2x44/7
=88/7
=12.25