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7 August, 06:24

Suppose a triangle has sides 3, 4, and 5. Which of the following must be true? A. The triangle in question is a right triangle. B. The triangle in question is not a right triangle. C. The triangle in question may or may not be a right triangle.

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  1. 7 August, 08:29
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    You can prove the angle is a right angle by converse of pyth. Theorem
  2. 7 August, 09:32
    0
    A. It is a right triangle.

    A^2 + B^2 = C^2

    3^2 + 4^2 = C^2

    9 + 16 = C^2

    25 = C^2

    Square Root

    5 = C

    Confirmed Right Triangle.
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