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Geo_1.2
Vocabulary for Geometry_1.2
| Term | Definition |
|---|---|
| algebraic proof | A proof that is made up of a series of algebraic statements. The properties of equality provide justification for many statements in algebraic proofs. |
| axiom | A statement that is accepted as true. |
| deductive argument | A proof formed by a group of algebraic steps used to solve a problem. |
| exterior angle | An angle formed by one side of a triangle and the extension of another side. |
| informal proof | A paragraph proof. |
| paragraph proof | An informal proof written in the form of a paragraph that explains why a conjecture for a given situation is true. |
| postulate | A statement that describes a fundamental relationship between the basic terms of geometry. Postulates are accepted as true without proof. |
| proof | A logical argument in which each statement you make is supported by a statement that is accepted as true. |
| segment congruence | Segments with the same measure are congruent, congruence of segments is also reflexive, symmetric, and transitive. |
| theorem | A statement or conjecture that can be proven true by undefined terms, definitions, and postulates. |
| two-column proof | A formal proof that contains statements with reasons organized into two columns. Each step is called a statement, and the properties that justify each step are called reasons. |
Created by:
mtoepper
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