Question

Jose found a beach ball in his garage. He wants to know how much plastic was used to

make the ball. The diameter of the ball was 14 inches. Find the amount of plastic required to the nearest square inches

Answer 1

about 616 in²

Explanation:

The area of a sphere is given by ...

A = πd²

For a ball 14 inches in diameter, the area is ...

A = π(14 in)² = 196π in²

A ≈ 616 in²

The area of the required plastic is about 616 square inches.