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Question

If the curved surface area of a sphere is 68 m2, then which of the following option is correct about the total surface area of the sphere.

A
Total surface area >68 m2
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B
Total surface area =68 m2
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C
Total surface area < 68 m2
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D
None of the above
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Solution

The correct option is B Total surface area =68 m2

For a sphere the total surface area is equal to the curved surface area.
Hence,
Curved surface area = Total surface area =68 m2

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