Question

the side of the triangle are in the ratio 3 : 2 : 5 and its perimeter is 30 cm find the length of each side

Answer 1

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Answer 2

Hello dear,

Let the sides be,
3x cm
2x cm
5x cm

Perimeter of triangle = sum of all sides of triangle = 30cm

3x + 2x + 5x = 30

=> 10x = 30

=> x = 30/10

=> x = 3

Now sides of triangle are

3x cm = 3*3 = 9cm
2x cm = 2*3 = 6cm
5x cm = 5*3 = 15cm

Hope it helps.