Across
- 2. 2 lines that intersect to form right angles
- 5. 8 sided polygon
- 6. A quadrilateral with both pairs of opposite sides parallel
- 9. A chord that contains the center of a circle
- 12. An angle with measure between 0 and 90
- 17. a segment from a vertex to the midpoint of the opposite side
- 19. Angle measuring between 90 and 180
- 20. The set of all points
Down
- 1. Circles that lie in the same plane and have the same center
- 3. A segment joining two non-consecutive vertices of a polygon
- 4. A kind of reasoning that the conclusion is based on several past observations
- 7. a quadrilateral with 4 congruent sides
- 8. The set of points in a plane that are a given distance from a given point in the plane
- 10. 4 sided polygon
- 11. An angle that measures to 90 degrees
- 13. 2 angles in a plane that have a common vertex and a common side but no common interior points
- 14. A polygon that is both equiangular and equilateral
- 15. A ten sided polygon
- 16. A Figure formed by two rays with the same endpoint
- 18. Two congruent sides