Inductive and Deductive Reasoning Inductive Reasoning o Reach a general __________________ based on a limited collection of ______________ observations Axiomatic System (consists of four parts) o Undefined Terms - ______________ _____________ in a system o Definitions – statements that give ________________ o Postulates (Axioms) – statements accepted as _________ without verification or _________ o Theorems – statement that can be ___________ by using definitions, undefined terms, postulates, and rules of deduction and logic. Typically expressed as an if – then statement Hypothesis – given information that follows the ______ Conclusion – statement to verify that follows the ________ Deductive Reasoning o Reach a _____________ conclusion based on a collection of ________________ accepted assumptions
Points, Lines, and Planes Undefined Terms Set
Explanation A __________ or group of objects
Point
determines a __________
Line
set of _________ that extend in ___________ directions without ending set of _______ on a _________ surface
Plane
Dimension(s)
Diagram
Symbol
Some Postulates Given any two pints, there is exactly ________ line that passes through the points. It takes _________ distinct non-collinear points to form a __________ There is one-to-one correspondence between the set of all _________ on a line and the set of all ________ _____________ Property (Examples) Reflexive Property Substitution Property Distributive Property