Across
- 3. points that all fall on the same line
- 4. a idea assumed to be true
- 6. the distance between two opposite points on a circle
- 9. a point marking the end of a ray or segment
- 10. a shape mirrored across a point / an image shown in still water or a mirror
- 12. a geometric shape before a transformation
- 13. a flat, infinitely thin, surface that goes on indefinitely / a mode of transport that flies
- 15. the boundaries of a 2D shape
- 17. a geometric shape after a transformation / a synonym for picture
- 18. a single side of a triangle / something we use to walk
Down
- 1. half the distance of the diameter
- 2. where two or more edges meet
- 3. an X,Y pair
- 5. the side opposite to the right angle of a right angle triangle
- 7. to have equal measurements but not properties
- 8. divide into two equal halves
- 11. points on the same plane
- 13. the circumference of a circle divided by the diameter / something eaten during thanksgiving
- 14. a well defined section of a line
- 16. the distance from the top of something to its base