Semester Exam Review Topics 1-4

Front

What is the midpoint between (-4,4) and (-2,2)?

Back

(-3,3)

Front

This has one endpoint and extends infinitely in 1 direction.

Back

Ray

Front

What is the name of a triangle that has a 105 degree angle in it?

Back

Obtuse

Front

The common endpoint of two rays that make up an angle.

Back

Vertex

Front

What do the angles in an equilateral triangle measure?

Back

60, 60, 60

Front

What is the definition of a line segment?

Back

A line segment is a part of a line that has two endpoints.

Front

What is the definition of an angle?

Back

An angle is formed by two rays that share a common endpoint.

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees.

Front

What is the definition of a point in geometry?

Back

A point is a location in space with no size or dimension.

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.