Total surface area of sphere of radius 3 cm is?
- 110 cm^2
- 113 cm^2
- 123 cm^2
- 116 cm^2
Explanation
Given:
A sphere of radius 3 cm
Formula Used:
Total surface area of sphere = ; where r = radius of sphere
Calculation:
⇒ Total surface area of sphere =
⇒ Total surface area of sphere =
∴ required Total surface area of sphere = 113cm2
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