Question
Download Solution PDFFind the total surface area of a cone whose radius is 10 cm and slant height is 11 cm (use π = 22/7 and TSA in cm²)
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Radius (r) = 10 cm
Slant height (l) = 11 cm
Formula used:
Total Surface Area (TSA) of a cone = πr(r + l)
Calculation:
TSA = (22/7) × 10 × (10 + 11)
⇒ TSA = (22/7) × 10 × 21
⇒ TSA = 660 cm2
∴ The correct answer is option (4).
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