Question

The length and breadth of a rectangle are in ratio of 5:7. If the perimeter is 1m 40cm,Find it's dimensions​

Answer 1

Answer:

don't know..........

Step-by-step explanation:

sorry.....

Answer 2

1m=100cm

therefore,

1m40cm=140cm

now,

Let the length be 5x and breadth be 7x then,

perimeter=2(l+b)

140cm=2(5x+7x)

140cm=2×12x

24x=140cm

x=(35/6)cm

Length=35×5/6

=(175/6)cm

breadth=35×7/6

=(245/6)cm