Across
- 5. is a tool used to measure angles.
- 9. is determined by two points and is endless.
- 10. Two angles that are next to each other.
- 11. Bisector- A line or ray that divides an angle in half. For polygons, an angle bisector is a line that bisects an interior angle.
- 13. Two lines that intersect at right angles.
- 15. Where lines cross over at a common point.
- 17. Segment- is a portion of a line with two end points.
- 18. they are not in the same plane and not intersect.
- 20. A straight path that has a beginning and an ending.
Down
- 1. An angle that measures more than 90 degrees but less than 180.
- 2. a tool used to create arcs & circles.
- 3. A line that goes up and down.
- 4. Two angles whose sum is 180 degrees.
- 6. An angle that measures more than zero degrees but less than 90.
- 7. that start at zero and go up by one forever.
- 8. An angle that measures 180 degrees.
- 12. is a line which intersects two parallel lines.
- 14. A list of numbers set apart by commas, such as 1, 3, 5
- 16. has infinite width and length and can be determined by 3 points.
- 19. Parts of an expression or series separated by + or – signs, or the parts of a sequence separated by commas.