Math, asked by riyaTsharma, 4 months ago

find the voloume,Total surface area,curved surface area of hemispher if it diameter is 38.23

Answers

Answered by Anonymous

7

Answer:

Given :

Diameter =42 cm

Radius =21 cm

Volume =32πr3

=32×722×21×21×21

=19404 cm3

Curved surface area =2πr2

=2×722×21×21

=2772 cm2

Total surface area =3πr2

=3×722×21×21

=4158 cm2

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