the length of the rectangular field is 8 meters less than twice its breadth.if the perimeter of the rectangular field is 56 meters, find its length and breadth
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let the length is x and breadth is y
x = 2y-8
according to question
2(length + breadth ) = 56
2( x+ y) = 56
x+y = 28
2y-8+y = 28
3y = 28 + 8
3y = 36
y = 12
and x = 2y - 8
x= 24-8
x= 16
hence length is 16 m and breadth is 12 m .
x = 2y-8
according to question
2(length + breadth ) = 56
2( x+ y) = 56
x+y = 28
2y-8+y = 28
3y = 28 + 8
3y = 36
y = 12
and x = 2y - 8
x= 24-8
x= 16
hence length is 16 m and breadth is 12 m .
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0
Answer:
16m,12m is the answer in the book
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