CLASSIFYING TRIANGLES BY SIDES AND ANGLES

Front

What is an Acute Triangle?

Back

A triangle with all three angles less than 90 degrees.

Front

What is an Obtuse Triangle?

Back

A triangle with one angle greater than 90 degrees.

Front

What is a Right Triangle?

Back

A triangle with one angle exactly equal to 90 degrees.

Front

What is a Scalene Triangle?

Back

A triangle with all sides of different lengths.

Front

What is an Isosceles Triangle?

Back

A triangle with at least two sides of equal length.

Front

What is an Equilateral Triangle?

Back

A triangle with all three sides of equal length.

Front

How do you classify a triangle with two equal sides?

Back

It is classified as an Isosceles Triangle.

Front

How do you classify a triangle with all sides of different lengths?

Back

It is classified as a Scalene Triangle.

Front

True or False: An acute triangle has 3 acute angles.

Back

True.

Front

What is the sum of the angles in any triangle?

Back

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