Across
- 2. The point where 2 lines meet; the corner
- 9. A parallelogram with 4 equal sides
- 10. A 3-dimensional box whose faces are rectangles
- 11. A triangle with no sides equal
- 12. An angle that measures exactly 90 degrees
- 13. Any flat, closed, 4-sided shape
- 15. The number of cubic units needed to fill a space
Down
- 1. An angle that measures less than 90 degrees
- 3. A triangle with 3 congruent sides
- 4. A triangle containing a right angle
- 5. The part of a line between 2 endpoints.
- 6. A quadrilateral with 2 pairs of parallel sides
- 7. A triangle with 2 equal sides
- 8. An angle whose measure is greater than 90 degrees
- 14. A quadrilateral with exactly one pair of parallel sides