Question

If breadth of a rectangle is 9cm and perimeter is 30cm, find the length of the rectangle? *

Answer 1

Answer:

6cm is the answer of question

Answer 2

Answer:

perimeter of rectangle=30cm

breadth of rectangle=9cm

let the length be x

perimeter of rectangle is= 2(length+breadth)

30=2(x+9cm)

30=(2x+18cm)

30-18=2x

12=2x

12÷2=x

6=x

So, the length of rectangle is 6