Angles of Triangles Flashcard1

Front

What is the sum of the interior angles of a triangle?

Back

180°

Front

What type of triangle has all sides of equal length?

Back

Equilateral

Front

If a triangle has one angle greater than 90° and no equal sides, what type of triangle is it?

Back

Obtuse Scalene

Front

What is a triangle called that has no equal sides?

Back

Scalene

Front

What is the measure of each angle in an equilateral triangle?

Back

60°

Front

What is the relationship between the angles in a triangle?

Back

The sum of the angles in a triangle is always 180°.

Front

What type of triangle has one angle that is exactly 90°?

Back

Right triangle

Front

What is the name of a triangle with two equal sides?

Back

Isosceles triangle

Front

What is the measure of the third angle in a triangle if the other two angles are 45° and 45°?

Back

90°

Front

What is the definition of a right triangle?

Back

A triangle that has one angle measuring 90°.