Answer :

Answer:

The correct answer is {39, 80, 89}.

Step-by-step explanation:

To find the set that could represent part of the three sides we need to find the set of numbers that would satisfy the Pythagorean theorem, which is a necessary condition for the sides of a right triangle:

We'll use a bit of trial and error here;

Triangle Inequality Theorem:

  • a + b > c
  • a + c > b
  • b + c > a

Side Note:

  • a and b are the lengths of the legs (the sides that meet at the right angle)
  • c is the length of the hypotenuse (the side opposite the right angle, and the longest side of the triangle)


First Equation:

-> {39,80,89}
89 is the "hypotenuse"

Test 1.

39^2 + 80^2 = 89^2 it can also be 80^2 + 39^2 = 89^2

Calculating their value we get the following;

7921 = 7921.

In our first trial, we've got it, after going through others that's the only correct option!

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