Question

Sides of a triangle is in the ratio 13:14:15 . the perimeter is 84 m . find the area of the triangle

Answer 1

side1=13x
side2=14x
side3=15x
perimeter=13x+14x+15x
       =42x
42x=84m
x=84/42
x=2

side1=13*2=26
side2=14*2 =28
side3=15*2=30