Lines, Line Segments, Rays, Angles and more

Front

Acute angle - an angle that is ______ a 90 degree angle.

Back

less than

Front

Name this angle: It measures more than 90 degrees but less than 180 degrees.

Back

obtuse

Front

What is a ray?

Back

Part of a line with 1 end point and goes on forever.

Front

Name this angle: It measures less than 90 degrees.

Back

acute

Front

An angle is made up of two _____________ that share a common ________________.

Back

rays, endpoint

Front

What is a line segment?

Back

A part of a line that has two endpoints.

Front

What is a right angle?

Back

An angle that is exactly 90 degrees.

Front

What do we call an angle that is exactly 180 degrees?

Back

straight angle

Front

What is the vertex of an angle?

Back

The point where two rays meet.

Front

How many degrees are in a full circle?

Back

360 degrees.