Mensurationhard · Past Paper
The volume of a hemisphere is 486π cm^3. Find its radius.
A9 cm
B6 cm
C12 cm
D3 cm
✓ Correct Answer: A — 9 cm
(2/3)πr^3 = 486π → r^3 = (486*3)/2 = 729 → r = 9 cm.
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