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Geometry A
intro, undefined terms, colinear and coplanar,subsets of a line, intersection
| Term | Definition |
|---|---|
| Geo | means earth |
| Metron | means measure |
| geometry | defines and relates basic properties and measurements of shapes |
| Euclid | father of geometry in 325 BC |
| point | a small dot with no dimension |
| line | uses a straight line with arrows on both ends |
| plane | 4 sided figure |
| colinear | points in the same line |
| coplanar | points in the same plane |
| line segment | set of two points on a line |
| ray | one point and arrowhead |
| intersection | two or more geometric figures meet |