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Intro To Trig Function
Test Description: Getting to know basic concepts and terms of trigonometric functions.
Instructions: Answer all questions to get your test result.
1) In which quadrant will sin(pi/4) lie?
A
Quadrant III
B
Quadrant IV
C
Quadant II
D
Quadrant I
2) In which quadrant will cos(19pi/6) lie?
A
Quadrant 1
B
Quadrant II
C
Quadrant IV
D
Quadrant III
3) In which quadrant will cos(-8pi/3) lie?
A
Quadrant III
B
Quadrant IV
C
Quadrant I
D
Quadrant II
4) True or False. Because sin(-t) = - sint, it can be said that the sine of a negative angle is a negative number.
A
False
B
True
5) If two angles have the same initial and terminal sides, the angels are said to be ________.
A
Complementary
B
Coterminal
C
Equal
D
Supplementary
6) The cofunction of sine is _____________
A
cosecant
B
cosine
C
secant
D
cotangent
7) The reciprocal of cosine is ____________
A
tangent
B
sine
C
secant
D
cosecant
8) True or False. All trigonometric functions are periodic.
A
False
B
True
9) The reciprocal of secant is ________________
A
Sine
B
Tanagent
C
Cosecant
D
Cosine
10) The angles (pi/6) and (-11pi/6) are ___________
A
Complementary
B
Coterminal
C
Supplementary
D
Equal
11) Let t be an angle in standard position. The acute angle formed by the terminal side of t and the horizontal axis is called its _________.
A
Reciproca Angle
B
Reference Angle
C
Supplement
D
Complement
12) True or False. The Sine function is positive in the second quadrant.
A
True
B
False
13) True or False. The cosine function is negative in the fourth quadrant.
A
False
B
True
14) The tangent function is ________ in the third quadrant.
A
Undefined
B
Negative
C
Positive
15) The cosecant function is______________in the second quadrant
A
Undefined
B
Positive
C
Negative
16) tan(pi/2)=__________
A
undefined
B
1
C
0
D
-1
*select an answer for all questions
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