Chapter 1 and 2 Definitions

3. / closed figure with three or more sides
5. / part of conditional following the word "then"
10. / polygon with four sides
11. / part of a line that starts at one point and moves in one direction forever
12. plane / plane divided into four sections
13. / figure with two rays and the same endpoint
15. / statement that is true without proof
16. / transformation across a line
17. / process of making a precise figure
19. statement / statement that use the phrase "if and only if"
22. / absolute value of the difference of two coordinates
25. / transformation about a point

1. / part of a conditional following the word "if"
2. / points that are on one line
4. / side of right triangle that connects two legs
6. / polygon with three sides
7. / sum of the sides of a figure
8. / transformation where all the points move in the same distance
9. / change in a figure
14. / statement that can be proven
18. segments / segments with the same length
20. reasoning / process of using logic to draw conclusions from facts, definitions, and properties
21. / point that is in the middle of two coordinates
23. / argument that proves a conclusion is true using logic, definitions, properties, and already proven statements
24. / points that are on the same plane