Surface area of hollow hemisphere and sphere
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tsa of hemisphere-formula-3πr²
csa of hemisphere-----2πr²
tsa of sphere-formula-----4πr²
csa of hemisphere-----2πr²
tsa of sphere-formula-----4πr²
Answered by
1
total surface area of hollow hemisphere = 3πr²
curved surface area = 2πr²
and surface area of sphere = 4πr²
curved surface area = 2πr²
and surface area of sphere = 4πr²
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