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Definition
| The geometric figure formed at the interection of two distant lines. |
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Definition
| A line is the straight path connecting two points and extending beyond the points in both direction. |
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Definition
A flat surface extending in all directions. Any three noncollinear points lie on one and only one plane. So do any two distinct intersecting lines. A plane is a two-dimensional figure.
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Definition
| A part of a line starting at a particular point and extending infinitely in one direction. |
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Definition
All points between two given points including the given points themselves.
Example: line segment [image]
[image]
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Definition
Lying on the same line.
[image]
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Term
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Definition
Lying in the same plane. For example, any set of three points in space are coplanar.
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Definition
| points that go in opposite directions. |
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Definition
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Intersection of Sets
The elements two or more sets have in common. Intersection is indicated by the ∩ (cap) symbol.
[image]
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