Across
- 3. triangle a triangle that has no congruent sides
- 4. a figure formed by two rays with a common endpoint or a vertex
- 8. lines lines that form right angles
- 10. a quadrilateral with 2 pairs of parallel sides
- 11. lines lines that never intersect and go on forever
- 12. triangle a triangle which all sides are congruent
- 15. a point where two sides intersect
- 16. lines lines that are in different planes that never intersect or are parallel
- 18. a lines that starts at one end point and goes on forever
- 19. a polygon or a quadrilateral that has four right angles and opposite sides are congruent
- 20. angle an that measures less than 90 degrees
- 21. angle an angle that measures more than 90 degrees but less than 180 degrees
- 22. a polygon or quadrilateral that has 4 congruent sides and four right angles
Down
- 1. a closed plane figure
- 2. a quadrilateral with only one pair of parallel sides
- 5. angles 2 angles that up to 180 degrees
- 6. angles a pair of angles that are across from each other and are congruent and are formed by intersecting lines
- 7. angle measures exactly 180 degrees
- 9. angles 2 angles that add up to 90 degrees
- 13. polygon a polygon which all sides and angles are congruent
- 14. triangle a triangle with 2 congruent sides
- 17. a straight path that goes on without end in opposite directions