Points, Lines, Segments, and Rays
Read this topicExplanations 10
- Definitions (or lack thereof) A point is a dot in space with no dimension. Maybe something seems amiss here. Shouldn't we be able to do better than the above statement? Yes, it …
By Anonymous, Bella Cullen, Cassie Taylor
- Lines A line is an geometric object defined by two distinct points ("distinct" here means that the points aren't in the same location). Along with these points, a line is made u…
By Anonymous, Bella Cullen, Leigh Marie Braswell
- What is a point? What a wonderful question. Ok, let's first see an example: Now that we've seen what a point is not, let's see what a point is. As we just saw, a point is not a …
By Ray Li, Shawn Ha, Misha Shklyar, Victor Wang
- Introduction You've probably seen lines, line segments, and rays (at least if you know me) before. In this exploration, we'll see How do we define a line? What are the differenc…
By Ray Li, Leigh Marie Braswell, Muhammad Hamza Waseem, Victor Wang
- Lines, Line Segments and Rays Correct, the line extends indefinitely in both directions. Correct, line segments are finite. (between the two points) Correct, ray extends indefin…
By Zi Song Yeoh, Alex Federspiel
- A line goes on forever. A ray goes on forever on one end and stops somewhere on the other end. A line segment stops somewhere on both ends.
By Jason Chang, Robert Yang
- "A point is a dot in space with no dimension" In other words, if we are far away from a point, in order to give it any appearance at all, it may need to be as big as a sun (from…
By W K
- (Video) Points, Lines, and Planes by MathAntics This video explains the difference between a line, a segment and a ray. It also shows some ways to annotate them. Correct notatio…
By Christine, Alex Federspiel
- A point is a dot that occupies the space without any mass.
By Hdai
- A point is where lines can form an angle, or mark a position.
By David, Victor Wang
Problems 21
- True or False\text{True or False}True or False === A dot is a representation of a point.
- What is this?
- What is this?
- Which of these points are collinear? Check all that apply.
- Which of the following is true about lines?
- What is the difference between a line and a line segment?
- Which of the following are contained within triangles?
- Which of the following is true about points?
- Which of the following contains an infinite amount of points?
- In space, which of the following could be defined by two points?
- Rays __________ have midpoints
- True or False\text{True or False}True or False === A point can exist in more than one plane?
- If two lines have two or more points in common, what can be said about these lines?
- True or False\text{True or False}True or False === Ray AB→\overrightarrow{AB}AB can also be denoted as BA→\overrightarrow{BA}BA
- Which of the following describes a line segment?
- Check all (if any) of the shapes that are line segments.
- Lisa is bowling. She wants to get a strike, knocking down all of the pins at the end of the lane. Assume the ball doesn't curve. If Lisa were to represent the path of her throw,…
- Dany is taking the shortest flight north from her home to visit a friend. Before the trip, she draws out her plans on a map. What shape would they draw? Assume there are no deto…
- What shape is P?
- True or False: The above shape is NOT a line segment.
- Which of the following does not have a length? Choose all the right answers.