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Maths / Surface Area and Volume / Total Surface Area of Hemisphere
QUESTION
 

The total surface area of a hemispherical solid having radius 7 cm is ______________________

OPTIONS
A. 

466

B. 

456

C. 

462

D. 

562

Right Option : C
EXPLANATION
Explain TypeExplanation Content
Text

Total surface area of hemisphere = 3πr² =large 3 times frac{22}{7} times 7times 7 = 462 cm²

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