# Trig Review

```Trig Review
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. Determine the exact value of
a.
.
c.
b.
____
____
____
____
2.
d.
is equivalent to which expression?
a.
c.
b.
d.
3. Which expression is a proper simplification of
?
a.
c.
b.
d.
4. Determine the value of
a. 6
b.
in the equation
5. Simplify the expression
.
c.
d. 2
.
a.
b.
____
6. Which expression is NOT equivalent to
a.
b.
____
7. How many solutions does the equation
a. 3
b. 4
c.
d.
?
c.
d.
have for
c. 5
d. 6
?
____
8. If a ball travels around a circle of radius 4 m in 1.5 minutes, what is the angular speed of the ball?
a.
c.
b.
____
d.
9. A man programs his sprinkler system using the equation 15 sin (kt), where t is in seconds. If he wants it to
have a period of
s, what should k be?
a.
c.
b.
d.
____ 10. What is the period of the function
?
a.
c.
b.
d.
____ 11. The temperature of a swimming pool is cyclic and modelled by a trigonometric function. If its highest
temperature is 82 &deg;F and its lowest temperature is 76 &deg;F, and it takes 12 hours for the temperature to change
between its extremes, what equation models the temperature of the pool as a function of time in hours?
a.
c.
b.
d.
Trig Review
MULTIPLE CHOICE
1. ANS:
OBJ:
2. ANS:
OBJ:
3. ANS:
OBJ:
4. ANS:
5. ANS:
OBJ:
6. ANS:
OBJ:
7. ANS:
OBJ:
8. ANS:
9. ANS:
OBJ:
10. ANS:
OBJ:
11. ANS:
OBJ:
C
PTS: 1
REF: Knowledge and Understanding
7.2 - Compound Angle Formulas
A
PTS: 1
REF: Knowledge and Understanding
7.2 - Compound Angle Formulas
B
PTS: 1
REF: Knowledge and Understanding
7.3 - Double Angle Formulas
D
PTS: 1
REF: Application OBJ: 7.3 - Double Angle Formulas
A
PTS: 1
REF: Application
7.4 - Proving Trigonometric Identities
C
PTS: 1
REF: Knowledge and Understanding
7.4 - Proving Trigonometric Identities
B
PTS: 1
REF: Thinking
7.5 - Solving Linear Trigonometric Equations
A
PTS: 1
REF: Thinking
A
PTS: 1
REF: Application
6.4 - Transformations of Trigonometric Functions
A
PTS: 1
REF: Knowledge and Understanding
6.4 - Transformations of Trigonometric Functions
A
PTS: 1
REF: Thinking
6.6 - Modelling with Trigonometric Functions
```