Ch 5.

3. The distance around a circle
5. a rigid transformation where the shape is rotated
8. a rigid transformation where a shape is reflected on the Y or X-axis
11. two lines that never touch
12. The statement formed by exchanging the hypothesis and conclusion of a conditional statement
14. A quadrilateral with exactly one pair of parallel sides
15. A statement that can be proven
16. The side opposite the right angle of a right triangle
18. The statement formed by negating both the hypothesis and conclusion of a conditional statement
19. the same shape but with different measures
20. if three sides of one triangle are congruent to three sides of a second triangle

1. A chord that contains the center of a circle
2. the common endpoint of two rays that form the angle
4. the same or equal
6. A set of points consisting of two different rays that have the same endpoint
7. An unproven statement that is based on observations
9. if two angles and the included side are congruent to two angles and the included side of a second triangle
10. theorem were if two sides and the included angle of one triangle are congruent two sides and the the included angle
13. a rigid transformation where a shape is enlarged or shrunken
17. a line that intersects two or more coplanar lines at different points.