ANALYSIS TEST #2 Name

Document technical information

Format doc
Size 62.0 kB
First found May 22, 2018

Document content analysis

Category Also themed
Language
Type
not defined
Concepts
no text concepts found

Persons

Organizations

Places

Transcript

ACM3
Trig Basics Extra Review I
Name___________________
I. Write the letter corresponding to the most correct answer in the blank.
_____1. If cot θ = 1.9312, find θ in degrees.
A) 62.62
B) 27.38 C) .5178
D) .0337
E) .0090
_____2. If x is an angle and 450 < x < 540, the reference angle for
x is:
A) 540- x
B) 450- x
C) x - 450
D) x - 360
E) 180- x
_____3. If sin a = 5/13 and 90 < a < 180, find sec a.
A) -13/5
B) -12/13
C) -13/12
D) 12/13
E) 13/12
_____4. If sin x = k, which of the following must also be true?
1
k
D) sin (x) = k

k
2
E) 2  sin x = k
A) sec x =
B) cos x =

C) cos   x  = k
2

_____5. An arc of length 8 is subtended in a circle of radius 12.
What is the radian measure of the central angle ?
A)
2
3
B)
2
3
D)

3
E)
1
3
C)
1
3
12
8

_____6. If standard position angle  contains the point (8, 15), find csc .
A) 17/15
B) 15/17
C) 8/17
D) 8/15
E) 17/8
_____7. If the point (a, 2) lies on the terminal side of , find sec.
A)
a2  4
a
B)
a2  4
a
C)
2
a 4
2
D)
a4
2
E)
a4
a
_____8. If cot  = 1.2, find sin .
A)
5
61
B)
6
61
C)
6
11
D) 1
E) none of these
_____9. Evaluate: cot 5
A) .29581
B) .00349
C) .31148
D) 1.3734
E) 11.43
_____10. The minute hand of a clock has radius of 12". If the hand of the clock
moves 4 ", how many minutes have elapsed?
A) 8
B) 9
C) 10
D) 12
E) 15
_____11. The point (3, 4) lies on the terminal side of standard position angle .
Find .
A) 53.13
B) 36.87
C) 126.87
D) 143.13
E) 233.13
_____12. If k = Sin-1(m), then what is k?
A)
B)
C)
D)
E)
An x coordinate on the unit circle.
A y coordinate on the unit circle.
The reciprocal of an x coordinate on the unit circle.
The reciprocal of a y coordinate on the unit circle.
An angle.
_____13. The angle of elevation from the ground to the top of a tree 20 feet
away is 56, and the angle of elevation from the ground to the top of the
star on the tree is 58. What is the height of the star?
A) .3802'
B) .4471'
C) 2.355'
D) 9.505'
E) 14.681'
D) 4.325
E) 5.896
_____14. If csc  = 2.647 and  <  < 3/2, find .
A) .3874
B) 1.958
C) 3.529

Similar documents

×

Report this document