bossgirl3 bossgirl3

25-04-2016
Mathematics

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why can't a triangle have more than one obtuse angle

Respuesta :

25-04-2016

An "obtuse" angle is an angle that's bigger than 90 degrees.
So two obtuse angles would add up to more than 180 degrees.

But the three angles inside a triangle always add up to exactly 180 degrees.
So two of them can't be obtuse.

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