Answer for Practice 8-4:
1. Right, Scalene
2. Acute, Isosceles
3. Obtuse, Scalene
4. Isosceles
5. Scalene
6. Equilateral
7. Scalene
8. Acute
9. Obtuse
10. Right
11. Right
12. This cannot be done because a right triangle always has two acute angles (cannot be right-angled and obtuse-angled at the same time)
14. Can't be done because a scalene triangle has no congruent sides, while isosceles triangles have two equal sides and two equal angles.
