the perimeter of a parallelogram is 854 cm.the ratio of its length to breadth is 5:2 .If the corresponding height to its length is one fourth of the breadth, find the area of the parellelogram.
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Step-by-step explanation:
perimeter of //gm= 2(l+b)
854= 2(5x+2x)
427= 7x
61= x
length=5x = 305
breadth=2x = 122
height is 1/4 of breadth
i.e h= 122/4
area of //gm = side×crossponding height
= 305×122/4
= 305× 61/2
= 9302.5
#666
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