Across
- 7. Quadrilateral+parallel sides
- 8. Connection between midpoints and sides
- 9. Sides and inside angles are equal
- 11. Triangle with two equal sides
- 15. Isosceles+congruent triangles
- 17. A shape with many vertical sides that connect
- 18. Four sides, one pair parallel
Down
- 1. Four!!!!
- 2. Two lines that intersect at right angles
- 3. Quadrilateral+four!
- 4. Divided into two equal parts
- 5. Four same length sides, opposite sides are parallel
- 6. Fully equal to each other
- 10. Quadrilateral, equal and parallel
- 12. 180...
- 13. Equal triangle
- 14. Equal angles
- 16. Non adjacent