the length of a parallelogram is 2.5m longer than its adjacent side.if the perimeter of the parallelogram is 51 m,find the measure of all its sides .
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perimeter of parallelogram is 2(l+b)
length be x
breadth be x+2.5
perimeter= 2(x+x+2.5)
51 =2(2x+2.5)
25.5=2x+2.5
23=2x
x=23/2
x=11.5
l=11.5m
b=11.5+2.5
b=14m
length be x
breadth be x+2.5
perimeter= 2(x+x+2.5)
51 =2(2x+2.5)
25.5=2x+2.5
23=2x
x=23/2
x=11.5
l=11.5m
b=11.5+2.5
b=14m
prashant70:
this is correct
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