Question

the sides of a rectangle are in the ratio of 3:5 .find the sides if the perimeter of the rectangle is 80 cm​

Answer 1

Answer:

here is your answer. is it right.

Answer 2

Answer:

given,

perimeter of rectangle=80cm.

let X be the side of rectangle

3×+5×=180(sum of all the sides of a rectangle is 360 degree

3a+5a=360

8a=360

a=360÷8

a=45

3a=45×3=95

5a=45×5=215