1. 
Which of the following statements is true? > The sum of all exterior angles in a triangle is always equal to two times the sum of the interior angles in the triangle.

2. 
Under what circumstances are equilateral triangles acute? > Always

3. 
Under what circumstances are isosceles triangles equilateral? > Only when the isosceles triangle is right

4. 
According to the Exterior Angle Theorem, which of the following is true? > Exterior angles are the supplements to interior angles

5. 
Which is true about scalene triangles specifically? > They are always acute

6. 
A triangle has angle measurements of 80° and 92°. What is the measurement of the final angle? > 8°

7. 
Which of the following is false? > A triangle can have a maximum of two obtuse angles

8. 
If one of the exterior angles of a triangle equals 73° and one if its interior angles is 29°, what are the measures of its three angles? > 29°, 78°, 107°

9. 
If two of the interior angles of a triangle add up to 45°, what kind of triangle must it be? > Obtuse

10. 
An isosceles can never be which of the following? > Equilateral
