Across
- 1. a flat, two-dimensional surface that extends infinitely in all directions
- 4. a line that splits an angle into two equal parts
- 6. a point on a line segment that divides it into two equal parts
- 9. greater than 90 degrees
- 10. formed when two lines intersect at a point
- 12. points that are not together on a line
- 13. figures that are together on a plane
- 14. less than 90 degrees
- 15. two angles whose sum is 90
- 18. a triangle with three sides of different lengths
- 19. an angle that is 90 degrees
- 21. a triangle with three sides of equal length
Down
- 2. a straight, one-dimensional figure that extends infinitely in two directions
- 3. the same shape and size
- 5. a triangle with two sides of equal length
- 7. points that are together on a line
- 8. two angles whose sum is 180
- 11. always the same distance apart and never touching
- 16. an exact position or location
- 17. part of a line that connects two points
- 19. a vector from a point to a point
- 20. each angular point of a polygon