M1 - Topic 3 - Part 1 - B

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Across
  1. 4. An angle attached to a figure on the outside
  2. 5. States that the exterior angle of triangle is equal to the sum of the two remote interior angles
  3. 6. A three sided shape
  4. 7. Angles that sum to 180 degrees
  5. 8. next to
Down
  1. 1. Angles that sum to 90 degrees
  2. 2. States that the sum of the interior angles of a triangle is 180 degrees
  3. 3. Two angles that are non-adjacent to the specified exterior angle
  4. 7. A ____ line measures 180 degrees