Question

In a rectangle the length is two times its breadth. Perimeter is 48 cm . Find length and breadth

Answer 1

let length be 2x.

breath be x.

perimeter=2(l+b)

48cm=2×(2x+x)

48/2 cm= 3x

24cm=3x

24÷3 cm = x

8 cm = x

length= 2x = 2×8cm= 16cm

breath= x = 8cm