half the perimeter of a rectangular garden whose length is 4m more then it's width is 36m find the dimensions of the
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Answer:
breadth=16
length= x+4=16+4=20
Step-by-step explanation:
perimeter =2 (l+b)
half peri. 36m= (l+b)
let breadth=x
length= 4x
perimeter= 2×36
= 72m
perimeter = 2 (l+b)
72= 2 (4+x+x)
36= 4+2x
36-4=2x
32= 2x
32/2=x
16=x
breadth=16
length= x+4=16+4=20
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