Across
- 3. a figure formed by two rays
- 7. a polygon with 5 sides
- 9. a quadrilateral that has opposite sides that are parallel and all sides are same length
- 10. a tool used to measure angles
- 11. a closed plane figure made up of line segments
- 13. has 4 right angles (also a parallelogram)
- 16. a quadrilateral with only one pair of parallel sides
- 18. has 4 right angles and all sides are equal
- 19. consists of two end points and all points of the line between end points
Down
- 1. a series of points that extends in two opposite directions
- 2. a polygon with 6 sides
- 4. the unit of measurement for measuring angles
- 5. a polygon with 4 sides
- 6. a location in space
- 8. a polygon with 8 sides
- 9. one endpoint and all points of the line on one side of the end point
- 12. a polygon with 3 sides
- 14. a line segment; used to make up polygons
- 15. the point of intersection of two sides of an angle or figure
- 17. a flat surface