1. Use Law of Sines and the Law of Cosines to solve oblique triangles Find areas of Oblique triangles Represent vectors as directed line segments Perform mathematical operations on vectors Find direction angles of vectors Find the dot product of two vectors and use properties of the dot product Multiply and divide complex numbers written in trigonometric form Find powers and nth roots of complex numbers

2. Oblique Triangles C cA a B b h A is acute C c AB b a h A is obtuse

3. Find the remaining angle and sides.

4. Practice 1

6. Practice 2

8. Practice 3

10. Practice 4

14. Practice 5

15. Larson p397