Question

13
The length of sides of a triangle are in
the ratio 3:4:5 and its perimeter is 120cm
find its area of the triangle​

Answer 1

Step-by-step explanation:

the solution of your question is In the above attachment

Answer 2

Answer:

Step-by-step explanation:

3x 5x 4x=120cm

12x= 120 cm

X = 10cm

Sides are 30cm ,40cm,50cm.by herons formula s(s-a(s-b(s-c)whole root.

The area will be 600cm square.

Note that s=sum of all sides decided by 2.

Thanks