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Two of the sides wouldn't join. So it would't be a triangle.

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According to the Triangle Sum Theorem, a Triangle's three angles add up to 180o. It is impossible for there to be 2 out of 3 angles that add up to 180o, since the Triangle Sum Theorem says that all 3 angles must add up to 180o.

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Q: Why cant a triangle have 2 right angles?
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Related questions

When all angle in a triangle measure axactly 90 degrees?

It cant be possible because a triangle only consists of 180 degree angles !! As 90 + 90 = 180 thus 2 or more than 2 angles in a triangle cant be right angles i.e. 90 degree :D


How many equal angles can a right triangle have?

A right triangle can have 2 equal angles if they are each 45° (any other right triangle will have no equal angles)


Does a triangle have 2 right angles?

no


Do scalene triangles have three different angles?

Yes. A scalene triangle is, by definition, a triangle with all sides and angles different. An equilateral triangle has all sides and angles the same, an isosceles triangle has 2 sides and 2 angles equal, and a right triangle has a right angle, but it is also possible for an isosceles triangle to be a right triangle.


A triangle with 2 equal sides and 2 right angles?

If two angles are right angles, their sum is 90o + 90o = 180o leaving nothing for the third angle. There is no triangle with two right angles.


A triangle containing 1 right angle and 2 congruent acute angles is called?

A triangle with 1 right angle and 2 congruent acute angles is both a right triangle and an isosceles triangle.


Is it possible for a triangle to have 2 right angles?

No. It is not possible to have two right angles.


Which triangle has 2 acute angles and 1 right angle?

Right triangle.


What is a characteristic of a triangle right triangle and obtuse triangle?

A right angle triangle has a 90 degree angle and 2 acute angles An obtuse triangle has 1 obtuse angle and 2 acute angles


If a triangle has 2 acute angles and 1 right angle how is it classified?

A triangle with a right angle is a right triangle.


Can you make a triangle with 2 right angles?

no


Can a triangle have 2 right or obtuse angles?

no