Question

The lenth of sides of triangle are in ratio 3:4:5 and it's perimeteris 144 find area of triangle please telll

Answer 1

Step-by-step explanation:

let ratio 3:4:5 be 3x,4x,5x

3x+4x+5x=144

12x=144

x=144/2

x=72

side one 3x=3*72=146

4x=4*72=288

5x=5*72=360

Answer 2

Answer:

Let the sides of triangle be 3x , 4x , 5x , perimeter = 3x+4x+5x = 144 , 12x =144 , x =12 , Area = √s(s-a)(s-b)(s-c) , from this you easily find it , Therefore A rea = 864 unit^2 , hope it will help you , mark me brainliest and follow