The length and the breadth of a rectangle are in the ratio 5:4. the length is 20 metre more than the breadth. the perimeter of rectangle will be
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5x-4x=20,
x=20 me,
length=5×20=100 me,
breadth=4×20=80 me,
therefore
perimeter of rectangle=2(100+80)=2×180=360 me
x=20 me,
length=5×20=100 me,
breadth=4×20=80 me,
therefore
perimeter of rectangle=2(100+80)=2×180=360 me
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