Across
- 6. if not q, then not p
- 9. This theorem says that ____ cut 2 transversals into segments of proportionate length
- 11. The ___ Theorem says that the sum of all exterior angles (1 per vertex) in any polygon is 360 degrees
- 12. The ___ is 2/3 of each median away from each corresponding vertex
- 15. The ___ of the angle formed by a line of positive slope and the x-axis is the slope of that line
- 16. ___ Theorem says the base angles of _____s are congruent
Down
- 1. the point where all three altitudes of the triangle intersect
- 2. Any quadrilateral with 1 pair of parallel sides
- 3. ___ theorem says that a+b+c=180 degrees
- 4. This theorem says that the ___ of a triangle is half the length and parallel to the side it doesn't touch
- 5. If two line segments bisect each other, then they share the same ___
- 7. intersection of perpendicular bisectors of triangle sides
- 8. A line that cuts across other (multiple) lines
- 9. This theorem says 2 shortest sides of a triangle must add to greater than the longest side
- 10. Same shape and angles, different size
- 13. ___ Triangles have 45-45-90 or 30-60-90 angles
- 14. Same shape, angles, and sides