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07-02-2018
Mathematics

contestada

If the side lengths of a triangle are 3, 6, and 7, then the triangle is obtuse.
True or false?

Respuesta :

creeds25 creeds25

07-02-2018

Rule for obtuse triangle is:
c^2 > a^2+b^2
Here
7^2 > 3^2 + 6^2
49 > 9+36
49>45

So answer is True.

Answer Link

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