Find the total surface area of hemisphere of radius 7 cm.(Take $π$ = $\frac{22}{7}$ )

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Solution

Total surface of hemisphere of radius r= 3 $π$ $r^{2}$ =462 $c m^{2}$

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Find the total surface area of hemisphere of radius 7 cm.(Take π = 227 )

Total surface of hemisphere of radius r= 3 πr2 =462 cm2

Find the total surface area of hemisphere of radius 7 cm.(Take $π$ = $\frac{22}{7}$ )

Total surface of hemisphere of radius r= 3 $π$ $r^{2}$ =462 $c m^{2}$