Question

The sides of a triangle are in ratio 3:5:7 And perimeter is 60cm. Find its all sides​

Answer 1

Step-by-step explanation:

let us consider side = x

3x + 5x + 7x = 60

15x = 60

x = 60

--------. = 4. so , x= 4

15

3x = 3*4= 12

5x = 5*4=20

7x=7*4=28

so , the sides are 12 cm, 20cm, 28 cm

Hope it helps u .......