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I need help ASAP. The cone shown has a 3 in radius and 7 in height. What is the volume of the composite figure?

I need help ASAP. The cone shown has a 3 in radius and 7 in height. What is the volume-example-1
User Armandfp
by
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1 Answer

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Volume of a sphere is 4/3 pi r^3
Volume = 4/3 pi (3)^2
Volume = 113.1
But there is a half sphere so the volume will be 113.1/2 = 56.55


Volume of a cone = (1/3) pi x r^2 x h
Volume = 1/3 x pi x 3^2 x 7
Volume = 65.97

Total volume = 56.55 + 65.97 = 122.52 in^3

So the correct option is option B
User NHaskins
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