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The perimeter of a triangle is 60 cm. Sides are in the ratio 3: 4: 5. Then j find the length of the sides.

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The perimeter of a triangle is 60 cm. Sides are in the ratio 3: 4: 5. Then j find the length of the sides.

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Ratio of sides = 3 : 4 : 5

Therefore, the sides are the \(\frac{3}{12},\frac{4}{12}\) and \(\frac{5}{12}\) part of the perimeter .

The perimeter is 60 cm, then the length of sides are

\(60\times\frac{5}{12}=25\) cm

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