Unit 1 Vocab

2. Using specific examples or patterns to make a general conclusion.
3. An exact location with no size. It is usually represented by a dot and named with a capital letter.
4. A straight path that extends forever in both directions.
5. An example that proves a statement is false.
6. Going left and right; parallel to the horizon.
8. A conditional statement where the hypothesis and conclusion are switched and both are negated.
9. A part of a line with one endpoint that extends forever in one direction.
12. A conditional statement with the hypothesis and conclusion switched.
13. A flat surface that extends forever in all directions.
14. The point that divides a segment into two equal-length parts.
17. A part of a line with two endpoints.
18. Basic ideas that are not formally defined because they are understood through examples and descriptions. In Geometry, these are point, line, and plane.

1. Using facts, definitions, rules, and known information to reach a logical conclusion.
2. A conditional statement where both the hypothesis and conclusion are negated.
7. A mathematical statement that has been proven to be true.
10. A statement you believe is true based on patterns or observations, but that has not been proven yet.
11. Going up and down; perpendicular to a horizontal direction.
12. An if-then statement. It says that if one thing is true, then another thing must be true.
15. A logical explanation that uses definitions, postulates, theorems, and reasoning to show that a statement is true.
16. A mathematical statement that is accepted as true without needing to be proven.