Question

6. The length of a rectangle is 3 cm more than twice its width. If the perimeter of the rectangle is 54 cm, find the length of the rectangle.

Answer 1

let the width be 'x' and length be '2x+3'
2(l+b) = 54
2x+3+x = 54/2
3x = 27-3
x = 24/3
x = 8

so,width=8
length = 2(8)+3
= 16+3
= 19