Across
- 4. The point where the three altitudes of a triangle intersect.
- 6. One set of parallel sides and two sides the same length
- 11. All interior angles are 90 degrees
- 12. All interior angles are 90 degrees and all sides are the same length
- 14. A line which cuts an angle into two equal halves
- 15. Two sets of parallel sides with all sides being the same length
Down
- 1. Two sets of sides are the same length (nothing is parallel)
- 2. the point where all right bisectors of a triangle meet
- 3. Two sets of parallel sides
- 5. One set of parallel sides
- 7. a line which cuts a line segment into two equal parts at 90 degrees
- 8. The point where the three angle bisectors of a triangle meet.
- 9. The height from the base to the vertex of a triangle.
- 10. A line segment joining a vertex to the midpoint of the opposite side.
- 13. Point where all the medians of a triangle meet.