Classifying Triangles

Front

What type of triangle has only one obtuse angle and two congruent sides?

Back

Obtuse Isosceles Triangle

Front

What type of triangle has only one right angle and two congruent sides?

Back

Right Isosceles Triangle

Front

What type of triangle has only acute angles and no congruent sides?

Back

Acute Scalene Triangle

Front

A triangle with 3 congruent sides is called a(n) ______

Back

Equilateral Triangle

Front

Classify the triangle by angles and sides: Right Scalene, Right Isosceles, Acute Isosceles, Right Obtuse

Back

Right Isosceles

Front

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

Back

180 degrees

Front

What type of triangle has all sides of different lengths?

Back

Scalene Triangle

Front

What type of triangle has at least two congruent sides?

Back

Isosceles Triangle

Front

What is the definition of an acute triangle?

Back

A triangle where all angles are less than 90 degrees.

Front

What is the definition of an obtuse triangle?

Back

A triangle that has one angle greater than 90 degrees.