Basic Geometyry Review

Front

What type of angle is less than 90 degrees?

Back

Acute angle

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 type of angle is exactly 180 degrees?

Back

Straight angle

Front

What is a line that never intersects another line?

Back

Parallel lines

Front

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

Back

Line segment

Front

What is a part of a line that has one endpoint and extends infinitely in one direction?

Back

Ray

Front

What is a point in geometry?

Back

A location with no size or dimension.

Front

What do you call a flat surface that extends infinitely in all directions?

Back

Plane

Front

What is the distance around a circle called?

Back

Circumference