Question

Find the volume of a sphere with a radius of 1.8 yards. Leave your answer in terms of pi. Round your answer to the nearest hundredth, if necessary.(1 point)
Responses

24.43π yds3

24.43 pi yds cubed

7.78π yds3

7.78 pi yds cubed

23.34π yds3

23.34 pi yds cubed

7.2π yds3

Answer 1

Volume = (4/3)πr^3 = (4/3)π(1.8)^3 = (4/3)π(5.832) = 7.776π yd^3 ≈ 7.78π yd^3.

So the correct choice is 7.78π yds^3.