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Chapter 1
vocab from chapter 1- Geometry
9
Mathematics
10th Grade
09/30/2010

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Term
Conjecture
Definition
an unproven statment that is based on observations. It can be true, false or unproven.
Term
Inductive Reasoning
Definition
the process of looking for patterns and making conjectures
Term
What are the three steps for using Inductive Reasoning?
Definition
1. Look for a pattern
2. Make a Conjecture
3. Verify the Conjecture - (deductive reasoning)
Term
Counterexample
Definition
an equation or number that proves a conjecture false
Term
Coplanar Points
Definition
points that lie on the same plane
Term
Collinear Points
Definition
points that lie on the same line
Term
postulate
Definition
a rule that is assumed true without proof
Term
theorems
Definition
rules that have been proven true
Term
Name the Postulate:
the points on a line can be matched 1-1 with the set of real numbers. the real number that corresponds with a point is the coordinate of the point. the distance, AB, between two points, A and B, on a line is equal to the absolute value of the difference between the coordinates of A and B.
Definition
Ruler Postulate
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