Classifying Triangles

Front

What is an Equilateral Triangle?

Back

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

Front

What is an Isosceles Triangle?

Back

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

Front

What is a Scalene Triangle?

Back

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

Front

What is a Right Triangle?

Back

A triangle that has one angle measuring 90 degrees.

Front

What is a Right Isosceles Triangle?

Back

A right triangle with two sides of equal length.

Front

What is a Right Scalene Triangle?

Back

A right triangle with all sides of different lengths.

Front

What is an Obtuse Triangle?

Back

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

Front

Can a triangle be both Equilateral and Right?

Back

No, a triangle cannot be both equilateral and right.

Front

What is the sum of the angles in any triangle?

Back

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

Front

What is the difference between an Acute Triangle and an Obtuse Triangle?

Back

An acute triangle has all angles less than 90 degrees, while an obtuse triangle has one angle greater than 90 degrees.