| Across |
| 1. | polygon that is equilateral and equiangular |
| 3. | if 2 angles measure 180 degrees, the angles are _____ |
| 7. | two pairs of opposite angles formed when two lines intersect |
| 8. | line that intersects two parallel lines forming eight angles |
| 9. | 3.14 or 22/7 |
| 10. | angles formed by parallel lines and a transversal that lie outside parallel lines |
| 12. | set of all points in a plan that are the same distance from a given point |
| 14. | angles formed by parallel lines and a transversal that lie inside parallel lines |
| 15. | quadrilateral with one pair of opposite sides parallel |
| 18. | angles formed by parallel lines and a transversal that are on opposite sides of the transversal and inside the parallel lines |
| 19. | line segment perpendicular to the bases with endpoints on the base and the side opposite the base |
| 20. | a simple, closed figured formed by three or more line segments |
| 21. | angle who has its vertex on the circle and sides that are chords |
| 22. | figures that have the same size and same shape |
| 24. | the distance from the center to any point on the circle |
| 25. | alter the size of a figure |
| 29. | all sides are congruent |
| 30. | parallelogram with four right angles |
| 33. | parts of congruent shapes that match |
| 34. | figure that has line symmetry |
| 38. | an angle inside a polygon |
| 39. | quadrilateral with both pairs of opposite sides parallel and congruent |
| 40. | a line segment in a polygon that joins two nonconsecutive vertices |
| 41. | turns |
| 42. | line that makes two halves of a figure symmetrical (match) |
| 43. | slides |