Angle Relationships & Triangles

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Across
  1. 4. the ____ of the 3 angles in a triangle equals 180 degrees
  2. 5. two triangles are _______ if they have 2 pairs of matching angles
  3. 9. these angles are on opposite sides of the transversal, on the outside of the parallel lines
  4. 10. these angles are in matching corners or the same position
  5. 11. if two angles have _______ they automatically fall under the supplementary category (2 words)
  6. 13. this means the angles have the same measure
  7. 15. these angles are across from each other, where the "v's" connect
  8. 16. this means two angles has a sum of 180 degrees
  9. 17. ______ sign difference
Down
  1. 1. these angles are on the same side of the transversal, on the outside of the parallel lines
  2. 2. these angles are on the same side of the transversal, on the inside of the parallel lines
  3. 3. the exterior angle of a triangle is equal to the sum of the two __________ angles
  4. 6. these angles are on opposite sides of the transversal, on the inside of the parallel lines
  5. 7. He is 6'7"
  6. 8. The first question to ask yourself when finding a missing angle with parallel lines and transversals
  7. 12. _____ sign sum
  8. 14. Once you have the relationship this is the second question to ask yourself when finding a missing angle with parallel lines and transversals