Geometry Vocabulary

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