Correct Answer: Option A

Explanation

L² = 96² + 28²

= 9216 + 784

= 10000

L = \(\sqrt{10000}\)

= 100cm

curved surface area = \(\pi r l\)

= \(\frac{22}{7} \times 28 \times 100\)

= 8800cm²

area of cone = area of sector

area of sector = 8800cm²

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