Question

The perimeter of a rectangle is 70cm. If the breadth of the rectangle is 10 cm,find the area.​

Answer 1

Answer:

let breadth be x

length= x+5

perimeter=2(l+b)

2(x+5+x) =70

2x+5=35

2x=30

x=15

length us 20 CM and breadth is 15 cm