Which best explains whether a triangle with side lengths 5 cm, 13 cm, and 12 cm is a right triangle?

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04-06-2018
Mathematics

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Which best explains whether a triangle with side lengths 5 cm, 13 cm, and 12 cm is a right triangle?

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theoutsidersare theoutsidersare · Answer 1 · 2018-06-04T20:29:46+02:00

theoutsidersare theoutsidersare

04-06-2018

the correct answer is"the triangle is a right triangle because 205+144=169"

work shown below
given the side lengh 5cm,13cm,12cm,we can confirm it if it is a right triangle by applying the pythagrorean theorem.

13^2=5^2+12^2
169=25+144
169=169

so this confirms that it is a right triangle

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