Across
- 4. Lines that lie in the same plane but never intersect
- 6. Lines that intersect at a 90 degree angle
- 8. Two angles whose measures add up to 180 degrees
- 10. A segment from the center to the edge of a circle
- 11. The distance around a circle
- 13. Angle with the vertex at the center of a circle
- 15. A segment connecting two points on a circle through its center
Down
- 1. The average rate of change, rise over run
- 2. A line that goes through exactly one point on a circle
- 3. A polygon with five sides
- 5. An angle that measures less than 90 degrees
- 7. A segment connecting any two points on a circle
- 9. The sum of all side length in a polygon
- 12. Statement which requires proof, for example "Pythagoeran ... "
- 14. The name of our school