The perimeter of the base of a square pyramid is 96cm and its height is 16cm.(a) What is the length of a base edge?(b) What is the slant height?(c) Find the lateral surface area?
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Given, perimeter of the Pyramid =96cm
Height =16cm
a. 4a=96
a=496=24cm (side)
∴ Base edge =24cm
b. Slant height (1)
=(2a)+h2=(224)2+162=144+256
=400=20cm
c. Lateral surface area (LSA) =2al
2×24×20=960cm2
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