Question

the perimeter of a triangle is 48cm .the lenght of the sides are in the ratio 3:4:5.find the lenght of the each sides of triangle​

Answer 1

Answer:

3x+4x+5x = 48

12x = 48

x =4

So the sides are

12cm

16cm

20cm

Hope it helps

Answer 2

Answer:

Let the sides be 3x, 4x and 5x.

As we know,

3x+4x+5x = 48cm.

12x = 48cm.

x = 4 cm.

3x = 3×3 = 9 cm.

4x = 4×3 = 12cm.

5x = 5×3 = 15cm.