The perimeter is 140 cm, and the lengths of its sides are referred to as 8:12:15. find the sides of the triangle?

univerkov | February 4, 2021 | education

Let’s find the sum of all parts:

1) 8 + 12 + 15 = 35 (h.)

If the sum of all parts is 140 cm, we find how many cm are in 1 part:

2) 140/35 = 4 (cm).

We find the lengths of all sides:

3) 4 * 8 = 32 (cm),

4) 4 * 12 = 48 (cm),

5) 4 * 15 = 60 (cm).

Answer: the sides are 32 cm, 48 cm and 60 cm.

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