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## brucebaner one year ago help me @geerky42

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1. brucebaner

What is the exact volume of a sphere with a diameter of 30 in.?

2. brucebaner

v = (4/3) * pi * r^3 Since the diameter is 30 feet the radius,r, is 15 feet. So: v = (4/3) * pi * (15)^3 = 4500 pi cubic feet = 14,137.669 cubic feet ...<<<... Answer .

3. brucebaner

is is 4500?

4. geerky42

Yeah $$4500\pi \text{ ft}^3$$

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