Question

find tsa of Hemisphere whose radius is 21 cm​

Answer 1

• Finding TSA of Hemisphere :

• find tsa of Hemisphere whose radius is 21 cm

• Required Solution :

☯ Formula Used Here :

• TSA of Hemisphere = 3πr²

☯ Putting Values In Formula :

• TSA = 3× 22 / 7 × 21× 21cm

• TSA = 3 × 22× 3 × 21 cm

• TSA = 4,154.22 cm²

• TSA of Hemisphere is 4,154.22 cm²

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