Across
- 4. The nonparallel sides of a trapezoid kite A quadrilateral that has two pairs of consecutive congruent sides, but opposite sides are not congruent
- 6. A quadrilateral with both pairs of opposite sides parallel
- 8. A segment that connects the midpoints of two sides of a triangle
- 9. A parallelogram with four right angles
- 11. The parallel sides of a trapezoid
- 12. A parallelogram with four congruent sides
- 17. A point is equidistant from two figures when it is the same distance from each figure.
- 18. The point of concurrency of the three perpendicular bisectors of a triangle
- 19. The point of concurrency of the angle bisectors of a triangle
- 21. The point of intersection of concurrent lines, rays, or segments
- 22. A segment from a vertex of a triangle to the midpoint of the opposite side
- 23. The point of concurrency of the lines containing the altitudes of a triangle
- 24. A trapezoid with congruent legs
Down
- 1. A polygon in which all angles are congruent
- 2. A segment that joins two nonconsecutive vertices of a polygon
- 3. Either pair of consecutive angles whose common side is a base of a trapezoid
- 5. A quadrilateral with exactly one pair of parallel sides
- 7. The perpendicular segment from a vertex of a triangleto the opposite side or to the line that contains the opposite side
- 10. Three or more lines, rays, or segments that intersect in the same point
- 12. A convex polygon that is both equilateral and equiangular
- 13. The segment that connects the midpoints of the legs of a trapezoid
- 14. The point of concurrency of the three medians of a triangle
- 15. A parallelogram with four congruent sides and four right angles
- 16. A polygon in which all sides are congruent
- 20. A style of proof in which you temporarily assume that the desired conclusion is false, then reason logically to a contradiction. Proves original statement is true