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Volume and Surface Area of Solid Figures

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  1. A hemisphere has 3 cm radius. Calculate its volume. ?
    1. 4/3 π cm3
    2. 13 π cm3
    3. 18π cm3
    4. 19/π cm3
Correct Option: C

volume = (2/3)πr3
= (2/3) x π x 33
= (2/3) x π x 27
= 18π cm3


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