Across
- 6. The four angles are all right-angled parallelogram.
- 8. A quadrilateral with only one pair of parallel lines.
- 10. An angle greater than 90 degrees and less than 180 degrees.
- 11. An angle greater than 0 degrees and less than 90 degrees.
- 12. Line parallel to the trunk.
- 13. The trapezoid has a pair, the parallelogram has two pairs, and the triangle has none
Down
- 1. The interior angles add up to 180 degrees.
- 2. Four sides are equal, four angles are rectangular quadrilateral.
- 3. An angle greater than 180 degrees and less than 360 degrees.
- 4. 90 degrees angle.
- 5. A line parallel to the horizon.
- 7. At right angles or at 90 degrees.
- 9. It has a set of parallel and equel sides.
- 14. Quadrilateral with equal sides and no right angles.
