Question

Ratio of two adjacent side of a parallelogram is3:5.ifits perimeter is 80 cm find the length each side

Answer 1

Let 1st side-3x

Second side-5x

Perimeter of //gm= 2(l+b)

2( 3x+5x)=80

2*8x=80

16x=80

x=80/16=5

So 1st side=3*5=15cm

Second side=5*5=25cm

Thanks.....