Question

The length of rectangle is four times its width.if the perimeter of rectangle is 50m.find the length and breath of the rectangle

Answer 1

heya dear your answer is here
__________

l=4b

2(l+b)=50
l+b=25

so
4b+b=25
5b=25
b=5

so l=4b=4×5= 20

hope it helps

Answer 2

let the width the rectangle be x
then the length of the rectangle will be 4x
then perimeter =(x+4x)2=50 m
=5x=25m
breadth =x=5m
length =4x=20 m



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