Table of Contents
What is it called when a point is on a line?
Figure 2. Two lines. Collinear points. Points that lie on the same line are called collinear points. If there is no line on which all of the points lie, then they are noncollinear points.
What is an exact location in space called?
A point is an exact location in space. A point is denoted by a dot.
Is an exact position on a plane surface?
A point is a specific position or location on a plane surface.
What is a line also called?
A line is a straight one-dimensional figure having no thickness and extending infinitely in both directions. A line is sometimes called a straight line or, more archaically, a right line (Casey 1893), to emphasize that it has no “wiggles” anywhere along its length. Consider first lines in a two-dimensional plane. …
What is indicated by arrowheads on a line?
Arrowheads are used to indicate the end of a dimension line or leader.
What is an exact position on a plane?
A point is an exact position or location on a plane surface. It is important to understand that a point is not a thing, but a place. We indicate the position of a point by placing a dot with a pencil. Points are usually named by using an upper-case single letter.
What is a straight line across called?
Horizontal lines, segments, or rays: Horizontal lines, segments, and rays go straight across, left and right, not up or down at all — you know, like the horizon. Vertical lines, segments, or rays: Lines or parts of a line that go straight up and down are vertical.
What are the parts of a line?
Parts of a line are: line segment, ray, origin, and end points.
When three points lie on a line you can say that one point is between the other two?
Cards
| Term Undefined Terms | Definition A word that does not have a formal definition, but there is agreement about what the word means |
|---|---|
| Term Between | Definition When three points lie on a line, you can say that one point is between the other two |
| Term Congruent Segments | Definition Line segments that have the same length |