M8 Unit 3 Vocab

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Across
  1. 2. The angles 1 and 5 are _____.
  2. 3. The exterior angle of a triangle is always equal to the sum of its _____ interior angles.
  3. 4. The angles 6 and 8 in the figure are _____.
  4. 9. A polygon with six sides.
  5. 10. The angles 3 and 4 in the figure are _____.
  6. 12. 4 right angles are created when two lines are _____.
  7. 14. _____ angles can be found by subtracting the other angle from 180°.
  8. 15. The sum of the _____ angles of a triangle always add up to 180°.
  9. 16. Alternate interior angles are always _____.
Down
  1. 1. This line creates corresponding, alternate exterior, and alternate interior angles.
  2. 5. Two angles that, together, form a right angle are _____.
  3. 6. Two lines that are getting closer and closer to each other are not _____.
  4. 7. A square is an example of a _____ quadrilateral.
  5. 8. Angles 1, 4, 6, and 7 are all _____.
  6. 11. Two angles on opposite sides of the transversal are _____.
  7. 13. These kinds of shapes include pentagons, octagons, squares, and nonagons, but not circles.