Across
- 4. A prism with 6 faces
- 6. Crosses the center of a circle
- 9. Equals 90 Degrees
- 11. A segment whose endpoints lie on a circle
- 12. End of a segment
- 15. Correspond exactly
- 17. Flipped over Y-axis
- 19. Same size and shapes
- 20. Middle of a circle
Down
- 1. When divided equal on both sides
- 2. A polynomial with two terms
- 3. Middle of a line segment
- 5. Equals 180 Degrees
- 7. Same shape,Smaller size
- 8. opposite from the right angle in a triangle
- 9. Distance around a circle
- 10. Number a+bi
- 13. Straight path
- 14. Divide into two
- 16. A eight-sided figure
- 18. In the middle