The perimeter of a rectangle is 60 cm. If its length is twice its breadth, then its area is ???
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Answer:
200 sq. units
Step-by-step explanation:
GIVEN , Perimeter = 60
l = 2 b
Perimeter of a rectangle = 2( l+b)
60 = 2( 2b + b )
30 = 3b
b = 10 units
l = 2×10
l = 20 units
Area of a rectangle = l × b
= 20×10
= 200sq. units
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