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If side of a square is 20 cm, find its area.
A) 100 sq cm
B) 150 sq cm
C) 400 sq cm
D) 350 sq cm
Correct answer:
C) 400 sq cm
Description for Correct answer:
Required area =\( \Large a^{2} \) = \( \Large (20)^{2} \) [a = side]
= 400 sq cm
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