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  1. A solid hemisphere is of radius 11 cm. The curved surface area in sq. cm is
    1. 1140.85
    2. 1386.00
    3. 760.57
    4. 860.57
Correct Option: C

Curved surface area of hemisphere = 2πr²

= 2 ×
22
 × 11 × 11
7

= 760.57 sq.cm.


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