Across
- 2. a statement to be proved
- 7. shape with six sides
- 8. 1d object
- 9. when the hypothesis and conclusion are wrong
- 11. assuming something is right
- 12. shape with eight sides
- 13. line or line segment dividing an angle into 2 equal parts
- 15. an angle measuring less than 90 degrees
- 16. shape with four sides
- 18. 2d object going both ways infinitely
Down
- 1. an angle measuring more than 90 degrees
- 3. center of a shape
- 4. triangle with all sides having different lengths
- 5. d = \sqrt{(x_2 - x_1)^2 + (y_2-y_1)^2}
- 6. A2+B2=C2
- 10. an angle measuring 90 degrees
- 14. center of a line segment
- 17. a half infinite line