Question

find a,b and c if the perimeter of a triangle is 30 cm and sides of the triangle in the ration 3:4:5​

Answer 1

Perimeter of triangle =30cm

Ratio of its sides are =3:4:5

sides are 3x,4x,5x

3x+4x+5x=30cm

12x=30

x=30/12

×= 2.5

3×= 2.5×3=7.5

4×=2.5×4=10

5×=2.5×5=12.5

Hope it will help to you

Btw good afternoon