Underwater Math Quiz

What does a point on a number line represent?

• A type of line

• An exact location

• A direction

• A range of numbers

Which of the following best describes a line segment?

• It extends infinitely in both directions.

• It has one endpoint and extends infinitely in one direction.

• It is a part of a line with two endpoints.

• It is a closed shape with three sides.

What is a ray?

• A line that extends infinitely in both directions.

• A line with one endpoint that extends infinitely in one direction.

• A line with two endpoints.

• A closed shape with four sides.

How many degrees does a straight line have?

• 90 degrees

• 360 degrees

• 180 degrees

• 45 degrees

What type of angle is less than 90 degrees?

• Obtuse angle

• Acute angle

• Straight angle

• Right angle