Question

The length of sphere ball is 18cm how much leather is required to prepare 3 such balls

Answer 1

Answer:length of one ball is 18

3 balls=3× 18=54

Step-by-step explanation:

Answer 2

length of sphere =18cm

surface area of sphere = 4πr^2

=4*22/7*18*18

=4073.14

leather required to prepare 3 ball= 4073.14*3

=12219.42