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प्रश्न
The total surface area of a hemisphere of radius 7 cm is ______.
विकल्प
(588π) cm2
(392π) cm2
(147π) cm2
(98π) cm2
MCQ
रिक्त स्थान भरें
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उत्तर
The total surface area of a hemisphere of radius 7 cm is (147π) cm2.
Explanation:
Radius of the hemisphere = 7 cm
Total curved surface area of hemisphere + Area of the circle = 3πr2
= (3π × 7 × 7) cm2
= (147π) cm2
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