The perimeter of triangle ABC is 17/20 m. Side AB is 17/50 m, side BC is 9/50 m shorter than AB. Find the side length.

univerkov | April 11, 2021 | education

1. Let’s find the length of the BC side:

17/50 – 9/50 = 8/50 meters.

2. Find the sum of the sides AB and BC:

17/50 + 8/50 = 25/50 = 1/2 meter.

3. Find the length of the third side of the triangle AC:

17/20 – 1/2 = 0.85 – 0.5 = 0.35 meters.

Answer: the third side of the triangle is AC = 0.35 meters.

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