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Geometry Terms
Concepts of Geometry Vocabulary/Descriptions
| Word | Description |
|---|---|
| LL Theorm | 2 right triangles are congruent if and only if the legs of 1 right triangle are congruent to the corresponding legs of the other right triangle |
| // -> Corr. <'s Congruent | if 2 parallel lines are cut by a transversal then the corresponding angles are congruent |
| Between | C is between A&B if and only if C is on line segment A&B and AC+CB=AB |
| Reciprocal Property of Proportions | if and only if P/Q=R/S then Q/P=S/R |
| Alt. Int. <'s Congruent -> // | if 2 lines are cut by a transversal so that the alternate interior <'s are congruent then the lines are parallel |
| Contra-Positive | if P -> Q then the contra-positive is Q -> P |
| // -> Alt. Ext. <'s Congruent | if 2 parallel lines are cut by a transversal then the alternate exterior angles are congruent |
| Alt. Ext. <'s congruent -> // | if 2 lines are cut by a transversal so that the alternate exterior angles are congruent then the lines are parallel |
| SAS Postualate | 2 triangles are congruent |