Across
- 2. A quadrilateral with opposite sides parallel
- 6. A triangle with 2 sides equal
- 8. A triangle with no sides the same
- 11. the term for the equal angles in an isosceles triangle
- 13. At right angles
- 15. An angle between 90 and 180 degrees
- 16. The point of an angle
- 18. An angle that is exactly 90 degrees
- 19. Add to 90 degrees
- 20. An angle between 0 and 90 degrees
Down
- 1. A four sided shape
- 3. 360 is what these Angles at a ____ add to
- 4. The side of a triangle that is always perpendicular to the height
- 5. Angles formed when two straight lines intersect
- 7. An angle between 180 and 360 degrees
- 9. The space inside a shape
- 10. 2 angles that share a vertex and arm
- 12. Add to 180 degrees
- 14. An angle that is exactly 360 degrees
- 17. A triangle with all sides equal