Across
- 3. a line segment that joins to points on a curve
- 4. a four sided polygon
- 5. an acute that measures 90
- 7. distance from center of a circle to any point on that circle circumference
- 8. a relationship or expression involving one or more variables
- 9. point at which two line segments intersect
- 10. line segments that intersect at an 90 degree angle
- 13. the space between two intersectinglines or surfaces at or clse to the point they meet at
- 14. a location in space
- 16. a triangle with all three sides
- 18. a line segment joining two points on a circle
- 19. connects to points
Down
- 1. part of a curve
- 2. line segments that never intersect
- 3. distance around a circle
- 6. a line or ray that divides an angle into two congruent angles
- 11. a triangle with all three sides of equal length
- 12. a triangle with two equal side lengths
- 15. a polygon with three edges and three sides
- 17. the shape and relative arrangement of the parts of something