## Plane Trigonometry |

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#### LibraryThing Review

User Review - Beukeboom - LibraryThingThis was the book I was made to use in my college trig class. And it's the only math book I kept. I taught trig in high school for a while and felt this book was, at the time, the best laid out book on the subject. Read full review

### Contents

ANGLES 1 Introduction | 1 |

Units of Measurement | 2 |

The Relation between Degrees and Radians | 3 |

Copyright | |

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### Common terms and phrases

abscissa acute angles angle in standard angle of elevation Applying approximate numbers called central angle circle cofunction complex numbers computed coordinates cos2 cosecant cot2 cotangent csc2 decimal point Example EXERCISE expressed feet Find the angle Find the distance Find the height Find the value force formulas 9 four quadrants fundamental identities gives graph Hence hypotenuse inches included angle integral interpolation inverse function inverse trigonometric functions law of cosines law of sines law of tangents left member length logarithms mantissa measure miles per hour multiply negative angle obtain ordinate plane polar form positive angle pounds principal values quadrant angle quotient radius real number reference position related angle right member right triangle roots rounded sec2 secant significant digits significant figures sin2 sine and cosine Solution standard position tan2 terminal side theorem three digits tion trigono trigonometric equations vector velocity write x-axis zero