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