Question

Leah has two congruent beach balls. The diameter of one ball is 20 inches. Which choice is the closest for the volume of the second ball?

Answer 1

What is the volume of the ball with a diameter of 20 inches?

Answer 2

V =
4
3
πr3

Answer 3

that's the basic formula for the volume of a ball

Answer 4

4188.8

Answer 5

in this case, r = 10 (since 10 is half of 20)

Answer 6

so what do i do next

Answer 7

so that's the approximate volume of the first and second ball because they are congruent (ie the same size and shape)

Answer 8

thanks

Answer 9

yw