Question

the side of a triangle are in the ratio 3:4:5. If the perimeter of triangle is180cm, what are its sides

Answer 1

let sides be 3x,4x,5x

the perimeter of a triangle = sum of all sides
then 3x+4x+5x = 180
12x = 180
x = 15
the sides are

3x = 45
4x = 60
5x = 75

hope this helps.....

Answer 2

hope this helps.....