A square has perimeter 30cm. Find its area
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Step-by-step explanation:
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Step-by-step explanation:
perimeter of square = side*4
perimeter =30 cm
30 = side * 4
4*side =30
side = 30/4
=
7.5cm
area of square = side * side
area of square = 7.5*7.5
= 56.25 sq.cm
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