# Intro To Trig Function: Question Preview (ID: 20146)

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True or False. The cosine function is negative in the fourth quadrant. |
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a) True | b) False | c) | d) | |

True or False. The Sine function is positive in the second quadrant. |
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a) True | b) False | c) | d) | |

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 _________. |
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a) Complement | b) Supplement | c) Reference Angle | d) Reciproca Angle | |

The angles (pi/6) and (-11pi/6) are ___________ |
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a) Equal | b) Complementary | c) Supplementary | d) Coterminal | |

The reciprocal of secant is ________________ |
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a) Sine | b) Cosine | c) Tanagent | d) Cosecant | |

True or False. All trigonometric functions are periodic. |
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a) True | b) False | c) | d) | |

The reciprocal of cosine is ____________ |
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a) sine | b) secant | c) cosecant | d) tangent | |

The cofunction of sine is _____________ |
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a) cosine | b) cosecant | c) secant | d) cotangent | |

If two angles have the same initial and terminal sides, the angels are said to be ________. |
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a) Equal | b) Supplementary | c) Complementary | d) Coterminal | |

True or False. Because sin(-t) = - sint, it can be said that the sine of a negative angle is a negative number. |
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a) True | b) False | c) | d) | |

In which quadrant will cos(-8pi/3) lie? |
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a) Quadrant I | b) Quadrant II | c) Quadrant III | d) Quadrant IV | |

In which quadrant will cos(19pi/6) lie? |
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a) Quadrant 1 | b) Quadrant II | c) Quadrant III | d) Quadrant IV | |

In which quadrant will sin(pi/4) lie? |
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a) Quadrant I | b) Quadant II | c) Quadrant III | d) Quadrant IV | |

The tangent function is ________ in the third quadrant. |
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a) Negative | b) Positive | c) Undefined | d) | |

The cosecant function is______________in the second quadrant |
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a) Negative | b) Positive | c) Undefined | d) | |

tan(pi/2)=__________ |
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a) 0 | b) 1 | c) -1 | d) undefined | |

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