# The length and breadth of rectangle are in the ratio 3 : 2. If the area of the rectangle is 726 m2 , find its perimeter.

2
Log in to add a comment

Log in to add a comment

let the measures be 3y and 2y

given area=726m^2

ie;3y*2y=726

ie;6y^2=726

therefore y^2=726/6

=121

Therefore y=root of 121

=11

therefore 2y=22

3y=33

perimeter=2(l+b)

=2*(33+22)

=2*55

=110m

762m^2=2[3x+2x]

762m^2=2[5x]

762m^2=10x

x=762/10

x=7.62m

3x=22.86m

2x=15.24m