Question
Download Solution PDFIf the diameter of a sphere is 63 cm, then what is the total surface area of the sphere?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Diameter of sphere = 63 cm
Formula used:
Total surface area of a sphere = 4πr2
Calculation:
Radius = 63/2 cm
Total surface area of a sphere = 4πr2
⇒ 4 × 22/7 × 63/2 × 63/2
⇒ 22 × 9 × 63
∴ Area is 12474 cm2
Last updated on Jul 17, 2025
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