Across
- 4. The distance around an object
- 8. Side oppose the right angle in a right triangle
- 10. event An event whose outcome is not affected by the outcome of another event
- 13. Set formed by combining all elements of two or more sets
- 14. triangle Triangle with three acute angles
- 15. lines Lines that do not intersect
- 16. angles Angles that measure 180 degrees
- 17. Sides that form the right angle in a right triangle
- 18. lines Lines that intersect to form four right angles
- 19. Formula for trigonometry
Down
- 1. Figure with three sides and three angles
- 2. The steepness of a line
- 3. event An event whose outcome is affected by the outcome of another event
- 5. The point halfway between two points
- 6. When a figure has all equal sides
- 7. A group of anything that is selected according to a well-defined rule
- 9. The length between two points
- 11. The likelihood of an event happening
- 12. angles Angles that measure 90 degrees
- 16. A set that forms part of another given set