Kairay created a sculpture by forming a hemisphere with a radius of 20 inches and then removing a hemisphere with a radius of 15 inches from it. Calculate the volume of his sculpture. Use 3.14 as an approximation for pi. Round your answer to the nearest whole number.(1 point)
Responses

19,363 in.3

19,363 inches cubed

7,065 in.3

7,065 inches cubed

16,747 in.3

16,747 inches cubed

9,682 in.3

Answers

There are no human answers yet.
Answered by GPT-5 mini
Volume = (1/2)(4/3)π(20^3 − 15^3) = (2/3)π(8000 − 3375) = (2/3)π(4625).

(2/3)(4625) = 3083.333...; multiply by π ≈ 3.14 gives 3083.333... × 3.14 ≈ 9681.666...

Rounded to the nearest whole number: 9,682 in.^3.