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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
Quadant II
B
Quadrant I
C
Quadrant IV
D
Quadrant III
2) In which quadrant will cos(19pi/6) lie?
A
Quadrant 1
B
Quadrant III
C
Quadrant II
D
Quadrant IV
3) In which quadrant will cos(-8pi/3) lie?
A
Quadrant IV
B
Quadrant I
C
Quadrant II
D
Quadrant III
4) True or False. Because sin(-t) = - sint, it can be said that the sine of a negative angle is a negative number.
A
True
B
False
5) If two angles have the same initial and terminal sides, the angels are said to be ________.
A
Supplementary
B
Coterminal
C
Complementary
D
Equal
6) The cofunction of sine is _____________
A
secant
B
cosecant
C
cosine
D
cotangent
7) The reciprocal of cosine is ____________
A
secant
B
tangent
C
cosecant
D
sine
8) True or False. All trigonometric functions are periodic.
A
True
B
False
9) The reciprocal of secant is ________________
A
Cosecant
B
Cosine
C
Sine
D
Tanagent
10) The angles (pi/6) and (-11pi/6) are ___________
A
Supplementary
B
Coterminal
C
Equal
D
Complementary
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
Supplement
C
Reference Angle
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
True
B
False
14) The tangent function is ________ in the third quadrant.
A
Positive
B
Undefined
C
Negative
15) The cosecant function is______________in the second quadrant
A
Negative
B
Positive
C
Undefined
16) tan(pi/2)=__________
A
0
B
-1
C
1
D
undefined
*select an answer for all questions
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