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Question : The curved surface area of a cone whose base radius is 7 cm and slant height is 10 cm is:

Option 1: 280 cm2

Option 2: 250 cm2

Option 3: 300 cm2

Option 4: 220 cm2


Team Careers360 10th Jan, 2024
Answer (1)
Team Careers360 14th Jan, 2024

Correct Answer: 220 cm 2


Solution : Give: Radius = 7 cm
Slant height = 10 cm
The curved surface area of a cone = $\pi rl$
= $\frac{22}{7}\times7\times10$
= 220 cm 2
Hence, the correct answer is 220 cm 2 .

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