Mathematics for IGCSE & O level - Mensuration (Section 4 - No. 16)
Calculate the curved surface area of a cone of slant height 10 cm and base radius 3cm.
94.2 cm²
93.8 cm²
28.3 cm²
98.7 cm²
Explanation
Curved Surface Area = πrl. So π x 3 x 10 ≈ 94.2 cm²
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