Triangles

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Across
  1. 4. Angle smaller than 90 degrees
  2. 5. Triangle with two of the sides and angles are the same
  3. 6. All 3 sides and angles are the same in this triangle
  4. 7. Triangle with one 90 degree angle
Down
  1. 1. The ____ in a triangle add to 180 degrees
  2. 2. Angle between 90 and 180 degrees
  3. 3. Triangle with no sides or angles are the same
  4. 7. Angle larger than 180 degrees