The sides of A ractangle are in the ratio 5: 4 and its parimeter is 90 cm. Find its length and breadth.
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Side of rectangle -5:4
Let the length be 5x and breadth be 4x
Perimeter of rectangle=2(l+b)
90=2(5x+4x)
90/2=9x
45=9x
x=45/9
x=5
Length=5*5=25cm
Breadth=4*5=20cm
Therefore,
L=25cm and B=20cm
Let the length be 5x and breadth be 4x
Perimeter of rectangle=2(l+b)
90=2(5x+4x)
90/2=9x
45=9x
x=45/9
x=5
Length=5*5=25cm
Breadth=4*5=20cm
Therefore,
L=25cm and B=20cm
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