Laila2578 Laila2578

11-04-2014
Mathematics

contestada

Are all equilateral triangle acute triangles?

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MathG33k MathG33k

11-04-2014

Yes, all equilateral triangles have to be acute because to have equal sides you need equal angles.

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runescapememo8 runescapememo8

11-04-2014

yes sir, in equilateral triangles, all angles and sides have to be congruent
therefore, each angle has to be 60 degrees (180/3)
thus, they're all acute

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