Across
- 8. an angle between 90 and 180 degrees
- 10. being everywhere equidistant and not intersecting
- 11. space between two lines or planes that intersect
- 12. the property created by the space between two objects
- 14. the act of changing in form or shape or appearance
- 18. a triangle with no two sides of equal length
- 19. either of two equal and opposite angles formed by the intersection of two straight lines
Down
- 1. being essentially comparable to something
- 2. the 90 degree angle between two perpendicular lines
- 3. an angle less than 90 degrees but more than 0 degrees
- 4. a three-sided polygon
- 5. on the same plane
- 6. to be at an angle
- 7. a point equidistant from the ends of a line or the extremities of a figure
- 9. two angles whose sum is a right angle
- 13. the supplement of an interior angle of a polygon
- 15. one of several parts that fit with others to make a whole
- 16. extending or lying across
- 17. corresponding in character or kind