Across
- 3. triangle with exactly 2 congruent sides
- 5. 2-dimensional (flat) shape with two pairs of parallel sides and 4 right angles
- 6. 2-dimensional (flat) shape with 4 sides, exactly 1 pair of which are parallel
- 9. 2-dimensional (flat) shape with 4 sides
- 10. an angle with a measure of exactly 90 degrees
- 13. 2-dimensional (flat) shape with 5 sides
- 14. 2-dimensional (flat) shape with 4 congruent sides and 4 right angles
- 15. 2-dimensional (flat) shape with 6 sides
- 16. 2-dimensional (flat) shape with 3 sides
- 18. triangle with all sides the same length
Down
- 1. a triangle whose sides are 3 different lengths
- 2. an angle with a measure greater than 0 degrees and less than 90 degrees
- 4. angle with a measurement greater than 90 degrees and less than 180 degrees
- 7. closed 2-dimensional (flat) shape with 3 or more sides
- 8. 2-dimensional (flat) shape with 4 sides, both pairs of opposite sides parallel
- 11. figure formed by 2 rays or line segments that share an endpoint
- 12. always the same distance apart
- 17. 2-dimensional (flat) shape with 4 congruent sides
