(30 point) perimeter of rectangle is 200cm and ratio of their sides is 4:5 find length and breadth
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perimeter of the rectangle =2(l+b)
=2×4x+5x
=2×9x
200cm=18x
X=11.1
length =4×11.1=44.4
breadth =5×11.1=55.5
=2×4x+5x
=2×9x
200cm=18x
X=11.1
length =4×11.1=44.4
breadth =5×11.1=55.5
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0
Ratio of the length and breadth =44.4:55.5
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