Across
- 3. parallel lines
- 6. perpendicular lines (90º angle)
- 8. angle = 90º
- 9. segment the line from point A to point B
- 10. formed by two rays
- 13. same shapes, not the same size
- 14. 1º = 60´
Down
- 1. triangle shape
- 2. 1 turn = 360º
- 4. radians angle unit
- 5. 1´ = 60´´
- 6. constant π = 3.141592654
- 7. equivalence of geometric shapes and size
- 11. distance between points x and y
- 12. line that start from point A