Question

The area of a rectangle is 600 cm² and its breadth is 20 cm. Find the perimeter of the rectangle
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Answer 1

Answer:

l=area/b=600/20=30

perimeter=2(l+b)=2(20+30)=2*50=100cm

Answer 2

600/20= 30

perimeter = 2(30±20)=2×50=100