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