Geometry 4-1 and 4-2 Vocabulary

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Across
  1. 3. The theorem 4-2-3 states that the __________ of each angle in an equiangular triangle is 60 degrees
  2. 4. A theorem that states that the sum of the angles in a triangle is 180 degrees
  3. 5. A triangle with three congruent angles
  4. 6. An angle inside a triangle
  5. 7. A triangle with no congruent sides
  6. 9. The theorem 4-2-4 states that an exterior angle is equal to the sum of the __________.
  7. 14. All the points outside a figure
  8. 15. A triangle with three acute angles
  9. 16. A triangle with one right angle
Down
  1. 1. A triangle with one obtuse angle
  2. 2. An interior angle that is not adjacent to the exterior angle
  3. 8. A triangle with three congruent sides
  4. 10. An angle formed by a side of a triangle and an extended adjacent side
  5. 11. A triangle with two congruent sides
  6. 12. The theorem 4-2-2 states that the acute angles of a right triangle are __________.
  7. 13. All the points inside a figure