Across
- 5. A triangle with all equal sides
- 7. Two lines that cross to form 90 degrees and have negative reciprocal slopes
- 8. Has one endpoint and goes on and on in one direction
- 9. A triangle with no equal sides
- 10. Goes on and on in both directions
- 11. rise over run
- 12. A triangle with 3 angles less than 90 degrees
- 15. A shape whose angles add up to 180
Down
- 1. Angles that add up to 180
- 2. A triangle with 2 equal sides
- 3. A triangle with 1 angle more than 90 degrees
- 4. Angles across from each other and are equal
- 6. Angles that are next to each other
- 9. Has two endpoints
- 13. Angles that add up to 90
- 14. Two lines that run side by and side and have equal slopes