Question

The perimeter of a rectangle is 170 cm . If the breadth of the rectangle is 45 cm , find its length.

Answer 1

Explanation:

let the lenght be =x

170=2 (x+45)

170=2x+90

80=2x

40=x

x=40

length of rectangle is 40

Answer 2

Answer:

Length of the rectangle

Explanation:

= 1/2 perimeter - breadth

= 170/2 - 45 cm

= 85-45 cm

= 40 cm