Question

THE SIDE OF TRIANGE ARE IN RATIO 2:3:5 AND ITS PERIMETRE IS 30CM. THE LENGTH OF THE LONGEST SIDE IS

Answer 1

Answer:

1st side =2x

2nd ". ". =3x

3rd ". ". =5x

perimeter of triangle = sum of all sides

30=2x+3x+5x

30=10x

x=30/10

x=3

2x=2×3=6

3x=3×3=9

5x=5×3=15

so,longest side is 15cm