Trigonometry Test Review Solutions

1.
a. $\frac{\sqrt{2}}{2}$

b. $\frac{\sqrt{3}}{3}$

c. -1

d. -2

e. -1

2. 45

3. $\frac{-13}{12}$

4. unknown angle is 43 degrees, unknown sides are 18 feet and 13 feet

5. 39

6. The fire is 182.3 miles from station A and 128.7 miles from station B.