The 3 angles in any triangle add up to 180 degrees
A triangle with three congruent angles
A triangle has three internal angles and three external angles, for a total of six angles.
A triangle can never have three right angles
That is the definition of a triangle. If it did not have three sides it would not be a triangle. If it did not have three angles, it would not be a triangle.
A triangle has three angles.
It impossible for a triangle to have three acute angles. * * * * * What? A triangle most certainly can have three acute angles. Such a triangle would be called an acute-angled triangle!
Any shape with three sides and three angles is called a triangle.
It's probably a triangle. A triangle has three sides and three angles.
Any three angles that sum to 180 can form a triangle.
A triangle has three sides and three angles.
A triangle with three equal sides and three equal angles is called an equilateral triangle.
A triangle with three equal angles is an equilateral triangle.