Angles and Triangles Vocabulary

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Across
  1. 2. Polygon A polygon with all angles pointing outward
  2. 4. Polygon A polygon with at least one angle pointing inward
  3. 5. Two angles that add up to 180 degrees
  4. 8. Angles The angles inside a shape
  5. 9. A shape with equal sides and angles
  6. 10. Angles formed when two lines are crossed by a transversal
Down
  1. 1. A pair of angles that add up to 90 degrees
  2. 3. Angles formed by extending the sides of a shape
  3. 6. Lines Lines that run side by side and never intersect
  4. 7. A line that intersects two or more other lines