Chapter 6: Additional Topics in Trigonometry

1.	Determine the number of solutions for triangle ABC, if . [Hint]
2.	Solve for side a in triangle ABC, if . [Hint]
3.	Find angle B in triangle ABC, if . [Hint]
4.	Find the area of triangle ABC, given a=10 m, b=7 m, and c=4 m. [Hint]
5.	Convert the polar point into a rectangular point. [Hint]
6.	Convert 2x – y = 9 to a polar equation. [Hint]
7.	Identify the equation of the graph. [Hint]
8.	Identify the type of symmetry that the graph of the polar equation definitely possesses. [Hint]
9.	Write the polar complex number in rectangular form. [Hint]
10.	Find the product of the two complex numbers. [Hint]
11.	Find 2u – 3v, if . [Hint]
12.	Find the unit vector for . [Hint]
13.	Two forces of 110 lb and 60 lb act on an object. If the angle between the forces is , find the direction of the resultant force relative to the 110 lb force. [Hint]
14.	Find the dot product of the two vectors. [Hint]
15.	Find the angle between the two vectors. [Hint]
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