Geometry Vocabulary

2. No line that a side of the polygon contains a point in the interior of the polygon
7. Opposite of the original statement
8. A point that divides or bisects a segment into two congruent segments.
9. A closed plane figure that has three or more line segments
12. A line that intersects two or more coplanar lines at different points
13. An unproven statement based on observations
15. Rise over Run of a line
16. Exchange of the hypothesis and conclusion of the original statement
17. Polygon with three sides
19. A polygon that has all sides that are congruent
20. Part of a line that has an endpoint and all points extend in one direction

1. A true statement that can be proven
3. A triangle with three congruent angles
4. A polygon with all sides and all angles congruent
5. A logical argument that shows a statement is true
6. Negate the converse of the original statement
10. A line that a side of the polygon contains a point in the interior of the polygon
11. Negate both the hypothesis and the conclusion
14. A rule accepted without proof
18. A Statement that can be proved easily using a theorem