Across
- 4. Two pairs of opposite sides parallel
- 5. quadrilateral with only 4 equal sides
- 6. quadrilateral with 4 right angles and equal sides
- 10. Opposite over adjacent
- 11. base times hight
- 14. trapezoid with 2 consecutive right angles
- 15. length times width
- 16. quadrilateral with exactly one pair of parallel sides
- 17. chart to prove triangle similarity
- 20. angles add to 90
- 21. angles add to 180
Down
- 1. quadrilateral with 2 pairs of adjacent sides congruent
- 2. the area around a 3d shape
- 3. moving points on a graph without rotating or reflecting
- 7. Quadrilateral with 4 right angles
- 8. trapezoid with congruent base angles
- 9. a squared + b squared = c squared
- 12. angles in a triangle add to 180
- 13. Opposite over hypotenuse
- 14. half the diameter
- 18. when two lines cross the opposite angles are equal
- 19. Adjacent over hypotenuse