Question

the length of the sides of a triangle are in the ratio3:4:5 and its perimeter is 144 cm, find all the sides? give me answer in step by step guys pura shuru se and tak ka solution plz​

Answer 1

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Let the common of the ratios be 3x, 4x and 5x

Perimeter of the triangle = 144 cm

$3x + 4x + 5x = 144cm$

$12x = 144cm$

$x = \frac{144}{12}$

$x = 12$

Now put the value of x :-

$3x = 3 \times 12 = 36cm$

$4x = 4 \times 12 = 48cm$

$5x = 5 \times 12 = 60cm$

∴ The sides are 36cm, 48cm, 60cm

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