Question

the breadth of a rectangle is three times its length if the perimeter is 18 cm then the length of the rectangle is​

Answer 1

Answer:

length of the rectangle will be 2.25 CM

Answer 2

Answer:

2.25 cm

Step-by-step explanation:

let the length of rectangle x

then breadth of rectangle 3x

perimeter of rectangle (given) 18cm

perimeter of rectangle = 2(l+b)

18cm=2(x+3x)

18cm=2×4x

18cm÷2=4x

9cm=4x

9cm÷4=x

2.25cm=x