Across
- 3. ratio of the adjacent side to the hypotenuse of a right-angled triangle
- 7. being essentially comparable to something
- 9. the length of the closed curve of a circle
- 11. elevation above sea level or above the earth's surface
- 12. a surface generated by rotating a line around a fixed line
- 13. an area that is in the middle of some larger region
- 16. a shape with a circular base and sides tapering to a point
- 17. being everywhere equidistant and not intersecting
- 19. in or near an inner area
- 20. determine the dimensions of something or somebody
Down
- 1. of equal importance, rank, or degree
- 2. a point equidistant from the ends of a line or the extremities of a figure
- 4. the length of a straight line through the center of a circle
- 5. a plane curve with every point equidistant from the center
- 6. the property created by the space between two objects
- 8. a closed figure with four equal sides and four right angles
- 10. a line enclosing a plane area
- 14. 90 degree angle
- 15. corresponding in character or kind
- 18. a specific identifiable position in a continuum or series