Across
- 2. arc from point A to point B
- 6. formed by two rays
- 7. infinite line
- 10. triangle shape
- 11. arcminute, 1° = 60′
- 13. same shapes, not same size
- 14. ≅
Down
- 1. ∥
- 3. arcsecond, 1′ = 60″
- 4. segment line from point A to point B
- 5. rad
- 8. distance between points x and y
- 9. grads angle unit
- 12. line that start from point A
- 15. angle = 90°