Exploring Lines, Rays, and Angles

What symbol is used to represent that a line goes on forever in both directions?

• A dot

• A square

• Arrowheads

• A circle

How many unique lines can pass through two distinct points?

• One

• Infinite

• Two

• Zero

Are points A, B, and C considered collinear if they lie on the same line?

• Yes

• No

• Only if they are equally spaced

• Only if they are in alphabetical order

What is the name of a straight path that has two endpoints?

• Curve

• Line segment

• Line

• Ray

What do you call a straight path that goes on forever in only one direction?

• A line segment

• A curve

• A line

• A ray

What is the correct way to name a ray?

• Ending with the endpoint

• Random order

• Alphabetical order

• Starting with the endpoint

Which of the following is not a correct name for a ray?

• Ray FE

• Ray DC

• Ray CD

• Ray EF

What is formed when two rays meet at a common endpoint?

• A circle

• An angle

• A triangle

• A line segment

What is the measure of an angle formed by two rays pointing in opposite directions?

• 45 degrees

• 360 degrees

• 180 degrees

• 90 degrees

How many degrees are in a complete rotation?

• 360 degrees

• 270 degrees

• 90 degrees

• 180 degrees