Mensurationmedium · Past Paper
The lateral surface area of a square pyramid is 240 cm² and the side of the base is 10 cm. Find the slant height.
A6 cm
B12 cm
C15 cm
D24 cm
✓ Correct Answer: B — 12 cm
Lateral Area of square pyramid = 2al = 240. 2 * 10 * l = 240 => 20l = 240 => l = 12 cm.
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