CBSE BOARD X, asked by Vitre7, 11 months ago

Please fast Find total surface area of hemisphere,r=2.5cm ??​

Answers

Answered by Anonymous
6

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GIVEN,

radius of hemi-sphere= 2.5 cm

Total surface area of hemi-sphere = 2 Π r² + Πr²

= 2 x 3.14 x (2.5)² + 3.14(2.5)²

= 39.25 cm² + 9.39cm²[approx.]

= 48.64cm²

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Answered by saivivek16
1

Hey mate,.

TSA of hemisphere=2πr²+πr²

=2×22/7×2.5×2.5+22/7×5

=44/7×25×22/7

=493.87

Therefore

Hope it will help you with

✌️sai

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