Find the total surface area of pyramid of height 12 cm which is based on a rectangle of length 18 cm & breadth 10 cm
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Answer:
1032 sq.cm
Step-by-step explanation:
surface area = 2(lb+lh+bh).
therefore, surface area = 2(18×10 + 18×12 + 10×12)
= 1032 sq.cm
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