Geometry

A triangle has side lengths of 4, 5, and 6. Which of the following correctly classifies this triangle.
Acute, Right, Obtuse, Isosceles.

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  1. https://www.google.com/search?q=triangle+4+5+6

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    Ms. Sue
  2. the longest side is opposite the largest angle

    since 4^2 + 5^2 > 6^2
    ... the largest angle is < 90º
    ... because 6 is to short to be a hypotenuse

    so ALL the angles are < 90º ... acute

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