Basic Geometry Concepts Quiz

What is a line ?

• A line that extends in both directions and does not have a start or end point.

• A part of a line that has a beginning and an ending.

• An exact location often shown on a line as a dot.

• A line that has a start but does not have an ending.

What is a point?

• An exact location often shown on a line as a dot.

• A line that extends in both directions.

• A part of a line that has a beginning and an ending.

• An angle that is exactly 90 degrees.

Which of the following best describes a line segment?

• A part of a line that has a beginning and an ending.

• A line that extends in both directions.

• A line that has a start but does not have an ending.

• An open shape formed by two lines.

What is a ray?

• A part of a line that has a start but does not have an ending.

• A line that extends in both directions.

• A part of a line that has a beginning and an ending.

• An angle that is between 0-89 degrees.

What is an angle?

• An open shape formed by two lines or 2 rays that come from a common point.

• A line that extends in both directions.

• A part of a line that has a beginning and an ending.

• A point where two rays intersect.

What is an obtuse angle?

• An angle that is between 90-180 degrees.

• An angle that is exactly 90 degrees.

• An angle that is between 0-89 degrees.

• An angle that is less than 45 degrees.

What is a right angle?

• An angle that is exactly 90 degrees.

• An angle that is between 0-89 degrees.

• An angle that is between 90-180 degrees.

• An angle that is more than 180 degrees.

What is an acute angle?

• An angle that is between 0-89 degrees.

• An angle that is exactly 90 degrees.

• An angle that is between 90-180 degrees.

• An angle that is more than 180 degrees.

What is a vertex?

• The point where two rays that form an angle intersect.

• A line that extends in both directions.

• A part of a line that has a beginning and an ending.

• An open shape formed by two lines.

What are perpendicular lines?

• Two lines that meet to form a right angled (90 degrees).

• Lines that never meet and are the same distance apart at all times.

• A part of a line that has a beginning and an ending.

• An open shape formed by two lines.