10 th class maths mensuration see the picture and answer
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1: radius of metallic sphere =4.2
radius of cylinder =6
h=volume of sphere÷ volume of cone
4\3Πr3÷1\3Πr2h
4×42\10×42\10×42\10÷6×6×h
h=4×42\10×42\10×42\10×1\6×1\6
h=7×7×21÷5×5×5
1029÷125
8.232 (for me )u can see in us book
radius of cylinder =6
h=volume of sphere÷ volume of cone
4\3Πr3÷1\3Πr2h
4×42\10×42\10×42\10÷6×6×h
h=4×42\10×42\10×42\10×1\6×1\6
h=7×7×21÷5×5×5
1029÷125
8.232 (for me )u can see in us book
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