4.6C Classifying Triangles by Their Angles

Front

What is an obtuse triangle?

Back

An obtuse triangle is a triangle with one angle larger than 90 degrees.

Front

What is a right triangle?

Back

A right triangle is a triangle that has one angle equal to 90 degrees.

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all angles are less than 90 degrees.

Front

How do you classify a triangle with one angle greater than 90 degrees?

Back

It is classified as an obtuse triangle.

Front

How do you classify a triangle with one angle equal to 90 degrees?

Back

It is classified as a right triangle.

Front

How do you classify a triangle where all angles are less than 90 degrees?

Back

It is classified as an acute triangle.

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

If a triangle has angles measuring 30 degrees, 60 degrees, and 90 degrees, how is it classified?

Back

It is classified as a right triangle.

Front

If a triangle has angles measuring 45 degrees, 45 degrees, and 90 degrees, how is it classified?

Back

It is classified as a right triangle.

Front

If a triangle has angles measuring 70 degrees, 60 degrees, and 50 degrees, how is it classified?

Back

It is classified as an acute triangle.