3) (10 pts.) In triangle ABC, LC = 37°, LB = 79°, and b = 13.
a. Draw and correctly label the triangle with the given information
4) (10 pts.) Given angle 0 satisfying:
= cos 0 < 0.
Draw angle 0 correctly in the coordinate plane. Which quadrant is 0's terminal ray in?
b. Calculate the value of all six trigonometric ratios for this angle 0. Write answers as exact,
5) (10 pts.) For the quadratic equation, x²+y² + 8x- - 2y - 8 = 0, do the following:
a. name what type of curve is the graph of this equation
find coordinates of ALL important points-and parameters
a. make a careful sketch of the graph, on the graph paper provided, indicating ALL important
points determined in part b)
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