Beesley - Geometry Review

Front

What are parallel lines?

Back

Lines that are always the same distance apart and never intersect.

Front

What are perpendicular lines?

Back

Lines that intersect at a right angle (90 degrees).

Front

What are intersecting lines?

Back

Lines that cross each other at any angle.

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is an angle?

Back

A figure formed by two rays (sides of the angle) that share a common endpoint (the vertex).

Front

What is a protractor used for?

Back

A tool used to measure angles in degrees.

Front

What does it mean if two lines are skew?

Back

Lines that do not intersect and are not parallel, often found in three-dimensional space.

Front

What is the measure of a right angle?

Back

90 degrees.

Front

What is an acute angle?

Back

An angle that measures less than 90 degrees.

Front

What is an obtuse angle?

Back

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