the ratio of the whole surface area of a solid sphere or a solid hemisphere is
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Surface Area means Total surface area of sphere = 4πr²
Total Surface area of Hemisphere=3πr²
Their ratio will be 4πr²/3πr²
here πr² will be cancelled out the required Ratio will be 4/3
@mayankstar364
Surface Area means Total surface area of sphere = 4πr²
Total Surface area of Hemisphere=3πr²
Their ratio will be 4πr²/3πr²
here πr² will be cancelled out the required Ratio will be 4/3
@mayankstar364
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