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Mathematics

Grade9

Easy

Question

Find the surface area of the sphere

113.1cm²
452.39cm²
904.78cm²
268.08cm²

hint Hint:

The Surface area of the sphere is given by $4 cross times straight pi cross times left parenthesis radius right parenthesis squared$

The correct answer is: 113.1cm²

$text Surface Area end text equals 4 pi r squared equals 4 cross times pi cross times 3 squared equals 36 pi equals 113.1 text centimeters end text squared$

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