Geometry
Across
- 6. set of points in space a given distance from a given point called the center
- 9. arc whose measure is greater than 180 degrees
- 11. angle whose measure is 90 degrees
- 12. an arc whose endpoints are the endpoints of a diameter
- 14. A line that extends in one direction, rather than two
- 15. segment whose endpoints are the center of the circle and a point on the circle
- 17. a rectangle with all four sides congruent to each other
- 19. divides a figure into two congruent halves that reflect each other
- 23. a line, ray segment, or plane that divides a segment into two congruent segments
- 24. a formal proof that contains statements and reasons organized in two columns
Down
- 1. triangle with all sides congruent
- 2. a polygon which is equilateral and equiangular
- 3. points that do NOT lie on the same plane
- 4. the distance around a polygon
- 5. arcs with equal measure in the same circle or in congruent circles
- 7. the distance around a circle
- 8. the number of square units required to cover a surface
- 10. parallelogram with consecutive sides congruent
- 13. a triangle that has all acute angles
- 16. for an acute angle of a right triangle, the ratio of the opposite angle and the hypotenuse
- 18. has two congruent circular bases in parallel planes
- 20. quadrilateral with exactly one pair of opposite sides parallel
- 21. a prism where all faces are squares
- 22. set of points in a plane that are equidistant from a center
- 25. a logical argument in which each statement you make is supported by a statement which is accepted as true