Question

Find the area of a washer of radii 2cm and 2.4cm

Answer 1

Answer:

1) radii 2 cm : 12.57 cm

2) radii 2.4 cm: 18.10 cm

Step-by-step explanation:

For a circle the equation for finding the area is

pi×(radius)square .. so you can consider the value of pi as 22/7 , then multiply it with the square of radius...

1) 22/7×2×2

2)22/7×2.4×2.4

Hoped it helped you.....

thanks,

Ashish

Answer 2

Answer:

find the radius of washer radius 2 cm and 2.4 cm