Independent Practice Types of Angles Introduction

Front

What is an acute angle?

Back

An acute angle is an angle that measures less than 90 degrees.

Front

What is an obtuse angle?

Back

An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

Front

What is a right angle?

Back

A right angle is an angle that measures exactly 90 degrees.

Front

How can you identify an acute angle in a triangle?

Back

In a triangle, if one of the angles is less than 90 degrees, it is classified as an acute triangle.

Front

What is the sum of the angles in a triangle?

Back

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

Front

Can a triangle have more than one obtuse angle?

Back

No, a triangle cannot have more than one obtuse angle because the sum of the angles must equal 180 degrees.

Front

What type of angle is formed by the hands of a clock at 3:00?

Back

At 3:00, the angle formed is a right angle.

Front

What is the relationship between complementary angles?

Back

Complementary angles are two angles whose measures add up to 90 degrees.

Front

What is the relationship between supplementary angles?

Back

Supplementary angles are two angles whose measures add up to 180 degrees.

Front

How do you classify an angle that measures 45 degrees?

Back

An angle that measures 45 degrees is classified as an acute angle.