7th grade angle vocab review

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Across
  1. 1. When two lines are going the same direction but never cross they are called this.
  2. 5. A part of a line that has a start point but no end point
  3. 6. This is the point where two rays meet to form an angle.
  4. 7. An angle that is exactly 180 degrees.
  5. 8. An angle that is more than 90 degrees.
  6. 10. Two angles that are opposite each other when 2 lines intersect.
  7. 13. When two angles have the same measure, we say that the angles are _____ (it's another way to say they are "the same" or "equal")
  8. 14. Two lines are called this when they cross and it forms 90 degree angles.
  9. 15. A portion of a circle. We draw these to indicate that an angle is located between two rays.
  10. 17. This is formed when two straight lines or rays meet at a common endpoint.
  11. 18. An angle that is exactly 90 degrees.
  12. 19. The name of the angle that is drawn below all of these clues
Down
  1. 2. Two angles that share a common side and vertex. They do not overlap.
  2. 3. A tool used to measure the size of an angle.
  3. 4. Two angles that have a sum of 180 degrees.
  4. 9. Two angles that have a sum of 90 degrees.
  5. 11. The point where two lines cross is called this
  6. 12. Two supplementary angles that form a straight line when they are next to each other.
  7. 16. An angle that is less than 90 degrees.