Volume, Width, Height - I

What's the formula for the volume of a hemisphere?
What's the formula for the volume of a cone?
Do you know how to subtract?
 
The volume of some shapes is area of base times height, but we have to pay a little attention to some shapes that have acute angles at their top or bottom such as cones and pyramids, and similar shapes. Their volume is area of base times height times [MATH]\frac{1}{3}[/MATH].

And the shapes that look like Spheres, ellipsoids, and similar shapes are a little bit tricky to know their volume. Therefore, you should memorize the volume of some famous shapes such as Spheres. Then, when you study calculus, you will understand how derive the volume of any shape without memorizing any formulas, but it needs a little practice.

In your case,

half the Volume of sphere - the volume of the cone = required Volume.

You need just to find the right formulas and plug in numbers.
 
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