find the length of rectangle whose perimeter=640 cm, breadth=130 cm
Answers
Answered by
6
p=2(l+b)
640=2(l+130)
2(l+130)=640
l+130=320
l=320-130
l= 190
Therefore length = 190cm
Answered by
3
Step-by-step explanation:
p=2(l+b)
640=2(l+130)
640=2l+260
640-260=2l
380=2l
190=l
Therefore length= 190
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