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21-02-2017
Mathematics

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Witch best explains whether the triangle with the sides lengths of 5 cm, 13cm, and 12 cm is a right triangle

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21-02-2017

Using the CONVERSE of the Pythagorean Theorem:
If a^2 + b^2 = c^2, then the triangle is a right triangle. Remember c must be the longest length.
5^2 + 12^2 doe it equal 13^2
25 + 144 ?=? 169
169 ?=? 169 TRUE
These lengths form a right triangle

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