Question

the total surface area of a solid hemisphere is 462 CM square find its volume​

Answer 1

$\huge \bold {answer - }$

TSA OF A HEMISPHERE = 3πr²

3πr²=462

3×22/7×r²=462

66/7r²=462

r²=462×7/66

r²=49

r=√49=7

volume of hemisphere = 2/3πr³

2/3×22/7×7×7×7=

718.6cm³

Answer 2

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