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A hemisphere has a diameter of 26 centimeters. What is the volume of a sphere with the same radius?
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A hemisphere has a diameter of 26 centimeters. What is the volume of a sphere with the same radius?

User Mathias Brodala
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r= (d)/(2)= (26)/(2) \;\Rightarrow r=13\,cm \\ \\ V= (4)/(3) \pi r^3 \\ \\ V= (4)/(3) \pi \,(13)^3 \\ \\ V= (4\cdot 2197)/(3) \pi \\ \\ V= (8788)/(3) \pi\approx 9202,77\,cm^3
User Jordan Foreman
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