the side of a rectangle are in ratio 4:5. if the perimetr is 180 cm find its side
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Answered by
1
let the sides of the rectangle be 4A and 5A,
2(4A+5A)=180,
9A=90,
A=10,
then
1st side=4×10=40 cm,
2nd side=5×10=50 cm
2(4A+5A)=180,
9A=90,
A=10,
then
1st side=4×10=40 cm,
2nd side=5×10=50 cm
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Answered by
3
Give that
perimeter=180
ratios =4+5=9
4/9×180=80
5/9×180=100
length =80
breadth=100
perimeter=180
ratios =4+5=9
4/9×180=80
5/9×180=100
length =80
breadth=100
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