Across
- 5. a location with no shape or size
- 6. Lines or segments that are always the same distance apart and never intersect.
- 7. A polygon with four sides and four angles.
- 10. line that extends forever
- 11. twice the radius
- 15. flat surface made of points.(extends indefinitely)
- 17. formula used to find distance between 2 points on a plane
- 23. arc an arc with a measure over 180
- 24. C=2πr
- 26. a line that intersects a circle in exactly one point
- 27. Angle An angle that measures 90 degrees.
- 28. A closed two-dimensional figure with straight sides.
- 30. 2 segments with the same leanth
Down
- 1. Figures or objects that have the same shape and size.
- 2. Figures or objects that have the same shape but not necessarily the same size.
- 3. arc an arc with measure less than 180
- 4. points on the same plane
- 8. angle less than 90 degrees
- 9. a measurable line with 2 end points
- 12. A=πr2
- 13. The amount of space a three-dimensional object occupies.
- 14. a segment with endpoints at the center and on the center
- 16. a segment with endpoints on the circle
- 18. an arc with endpoints that lie on a diameter
- 19. a set of points equal distance from a point called the center.
- 20. a portion of the edge of a circle
- 21. a line that intersects a circle i 2 places
- 22. the common endpoint for 2 rays
- 25. A polygon with three sides and three angles.
- 29. angle more than 90 degrees