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