Across
- 3. a flat surface that expends indefinitely in all directions.
- 5. repetitions of observations of the same item/focus that occur in single or multiple cases.
- 8. an angle that measures more than 90 degrees.
- 10. the longest side of a right triangle.
- 11. when lines intersect to form right angles.
- 12. an angle that measures exactly 180 degrees.
- 13. a statement that we can't prove but will accept it as being true.
- 15. has two endpoints.
- 18. an educated guess that is based on examples in a pattern.
- 19. has one endpoint.
- 20. two airplanes flying at different altitudes and different directions.
- 22. represents a location in space.
- 23. a point where two straight lines or rays meet.
- 24. points that lie on the same line.
- 25. one thousandth of a meter.
- 26. an ancient greek philosopher and the founder of pythagoreanism.
Down
- 1. objects that lie on the same plane.
- 2. the same slope or steepness and never intersect.
- 4. a flat geometric figure that has three sides and three angles.
- 6. made up of an infinite set of points and extend indefinitely and have no thickness or width.
- 7. an angle that measures less than 90 degrees.
- 9. the process of arriving at a conclusion based on a set of observations.
- 11. a quadrilateral with opposite sides parallel and equal.
- 13. the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse.
- 14. two rays with a common endpoint.
- 16. a set of numbers arranged in a sequence such that they are related to each other in a specific rule.
- 17. one of a triangles sides.
- 21. when two or more lines meet or cross each other in a plane.
