Across
- 1. The point at which the three Medians intersect in a triangle.
- 2. The point at which the three altitudes intersect in a triangle.
- 4. The point at which the three angle bisectors intersect in a triangle.
- 8. The conjunction of the conditional and its converse.
- 9. A line that intersects two or more lines.
- 11. Having a common vertex and a common side.
- 13. A line, segment, or ray that divides an angle into two equal parts.
- 15. A sentence that is either true or false.
- 18. A line, segment, or ray that divides a segment into two equal parts and is perpendicular to the segment.
Down
- 1. The point at which the three perpendicular bisectors intersect in a triangle.
- 3. Statements joined by the word and.
- 5. A triangle with a 90 degree angle.
- 6. Lines that have the same slope.
- 7. Statements joined by the word or.
- 10. A segment that joins the midpoint.
- 11. A segment that connects a vertex of a triangle to the opposite side so that it is perpendicular to that side.
- 12. Two or more statements joined by “and” or “or”.
- 14. Formed by negating the hypothesis and conclusion.
- 16. A segment that connects a vertex of a triangle to the midpoint.
- 17. Lines that have negated reciprocal slopes.