Geometry Vocabulary and Theorems

Front

What is an angle with two arcs called?

Back

An angle with two arcs is called a double arc angle.

Front

What does the symbol '"' represent in geometry?

Back

The symbol '"' represents double prime.

Front

If a = b, then b = a. What property is this?

Back

This is the symmetric property.

Front

When two laser beams intersect, what type of angles are formed?

Back

The angles formed are called vertical angles.

Front

What does the symbol '<' represent in geometry?

Back

The symbol '<' represents an angle.

Front

What is a linear pair of angles?

Back

A linear pair of angles are two adjacent angles that form a straight line.

Front

What are supplementary angles?

Back

Supplementary angles are two angles whose sum is 180 degrees.

Front

What are adjacent angles?

Back

Adjacent angles are two angles that share a common side and vertex.

Front

What is a right angle?

Back

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

Front

What is the reflexive property?

Back

The reflexive property states that any quantity is equal to itself.