Across
- 2. a statement that follows directly from a theorem.
- 3. conclusion reached by using inductive reasoning
- 7. that follows if in a if-then statement
- 9. that joins the midpoints of two sides
- 15. of concurrency of the angle bisectors of the triangle.
- 16. point of intersection of the medians of that triangle
- 17. argument that uses deductive reasoning.
- 22. undefined,has no size, and you can think as a location
- 23. coplanar,have a common side,common vertex, but no common interior points.
- 24. that intersects two coplanar lines in two points.
- 27. of all points
Down
- 1. or more lines that meet in one point
- 2. of an if-then statement (conditional) that follows then.
- 4. p,then q"is the conditional "if q,then p."
- 5. surface that has no thickness, contains many lines and extends without end in the directions of its lines.
- 6. conjecture that is proven
- 8. of concurrency of the perpendicular bisectors of a triangle
- 10. of a line consisting of two points,called enpoints,and all points between them.
- 11. that has as its endpoints a vertex of the triangle and the midpoint of the opposite side.
- 12. with 3 sides.
- 13. by two rays with the same endpoint.
- 14. in the same plane
- 17. plane figure.
- 18. point of intersection of the lines containing the altitudes of the triangle.
- 19. on the same line
- 20. is undefined,series of points that extend in two directions without end.
- 21. sides congruent.
- 25. of a line consisting of one endpoint and all the point of the line on one side of the endpoint.
- 26. not lie in the same plane.
