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The Total Surface Area of a Hemisphere of Radius 7 Cm is - Mathematics

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Question

The total surface area of a hemisphere of radius 7 cm is

Options

  • (588π) cm2

  • (392π) cm2

  • (147π) cm2

  • (98π) cm2

MCQ
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Solution

(147π)cm

Radius  of the hemisphere =7 cm

Total Curved surface area of hemisphere + Area of the circle = 3πr

= (3π × 7 × 7 ) cm2  

= (147 π) cm2 

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Chapter 19: Volume and Surface Area of Solids - Multiple Choice Questions [Page 924]

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R.S. Aggarwal Mathematics [English] Class 10
Chapter 19 Volume and Surface Area of Solids
Multiple Choice Questions | Q 70 | Page 924
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