Classifying Triangles

Front

What type of triangle has all three sides and all three angles equal?

Back

Equilateral Triangle

Front

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

Back

Right Triangle

Front

What type of triangle has two equal sides and one angle that is 90°?

Back

Right Isosceles Triangle

Front

What type of triangle has all angles less than 90°?

Back

Acute Triangle

Front

What type of triangle has one angle greater than 90°?

Back

Obtuse Triangle

Front

What type of triangle has two equal sides and all angles less than 90°?

Back

Acute Isosceles Triangle

Front

What type of triangle has all sides of different lengths?

Back

Scalene Triangle

Front

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

Back

180°

Front

If a triangle has one angle that is 90° and the other two angles are acute, what type of triangle is it?

Back

Right Triangle

Front

What is the classification of a triangle with two equal sides and one angle greater than 90°?

Back

Obtuse Isosceles Triangle