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Geometry Ch 1 Vocab
Terms related to points, lines, planes, and postulates
Term | Definition |
---|---|
postulate | facts about geometry that are accepted as true |
contrapositive | a conditional formed by negating both the hypothesis and conclusion of the converse of a conditional statement |
inverse | formed by negating both the hypothesis and conclusion of a conditional statement |
construction | drawing completed using a compass and or straightedge |
point | basic unit of geometry |
converse | formed by exchanging the hypothesis and conclusion of a conditional statement |
noncoplanar | points that do NOT lie on the same plane |
coplanar | points that lie on the same plane |
collinear | points that lie on the same line |
noncollinear | points that do NOT lie on the same line |
inductive reasoning | used to make a conclusion based on a pattern examples |
conjecture | a conclusion you reach based on inductive reasoning |
conditional statement | also known as if-then statements |
formula | an equation that shows how certain quantities are related |
counterexample | one example that shows a conjecture is not true |