The perimeter of a square is 60 cm find the side of this square then calculate it's area
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Answer :
Perimeter=60cm
side=60/4
=15cm
area=side×side
=15×15
=225cm^2
length of side if it's side is increased by 2m=2.15m
area=2.15×2.15
=4.6225m^2
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