Across
- 3. ∥
- 5. arcminute, 1° = 60′
- 6. ⊥
- 10. rad
- 11. infinite line
- 12. ∠
- 14. distance between points x and y
Down
- 1. ″
- 2. ≅
- 4. °
- 5. π = 3.141592654...
- 7. = 90°
- 8. same shapes, not same size
- 9. line that start from point A
- 13. line from point A to point B