the circumference of flat surface of a hemisphere is 132cm . find its total surface area
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Explanation:
Haey buddy here's the answer
circumference=132cm
2XπXr=132
r=
2Xπ
132
r=
2X22
132X7
r=21
V=
3
2
πr
3
V=
3
2
π(21)
3
V=19404cm
3
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