Lines and Angles

Front

What type of angle is less than 90 degrees?

Back

Acute angle

Front

What is a part of a line that has two endpoints called?

Back

Line segment

Front

What do you call a straight path that extends infinitely in both directions?

Back

Line

Front

What is the term for a straight path that has one endpoint and extends infinitely in one direction?

Back

Ray

Front

What type of angle is exactly 90 degrees?

Back

Right angle

Front

What type of angle is greater than 90 degrees but less than 180 degrees?

Back

Obtuse angle

Front

What is the term for the space between two intersecting lines?

Back

Angle

Front

What do you call a point where two lines meet?

Back

Vertex

Front

What is the term for a straight angle?

Back

Straight line (180 degrees)

Front

What is the difference between a line and a line segment?

Back

A line extends infinitely in both directions, while a line segment has two endpoints.