Classify Triangles

Front

What is a triangle?

Back

A polygon with three edges and three vertices.

Front

What are the three types of triangles based on sides?

Back

Equilateral, Isosceles, Scalene.

Front

What are the three types of triangles based on angles?

Back

Acute, Right, Obtuse.

Front

Define an Equilateral Triangle.

Back

A triangle with all three sides of equal length and all angles measuring 60 degrees.

Front

Define an Isosceles Triangle.

Back

A triangle with at least two sides of equal length and the angles opposite those sides are equal.

Front

Define a Scalene Triangle.

Back

A triangle with all sides of different lengths and all angles of different measures.

Front

What is an Acute Triangle?

Back

A triangle where all three angles are less than 90 degrees.

Front

What is a Right Triangle?

Back

A triangle that has one angle measuring exactly 90 degrees.

Front

What is an Obtuse Triangle?

Back

A triangle that has one angle measuring more than 90 degrees.

Front

What is the sum of the angles in a triangle?

Back

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