Question

The sides of a triangle are in the ratio 3 4 7 and its perimeter is 168 cm find the length of a three size

Answer 1

Let the ratio be 3x, 4x and 7x.

Perimeter of the triangle= Sum of all the sides= 168cm

According to the question:

3x +4x +7x =168cm

14x =168

x = 168/14

x = 12

Length of first side= 3x =(3×12) =36cm

Length of second side= 4x =(4×12) =48cm

Length of third side= 7x =(7×12) =84cm

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Answer 2

Answer:

Length of each side is

Step-by-step explanation:

36 cm, 48 cm and 84 cm is the correct and fit answer for this question..