## Plane and Spherical Trigonometry and Tables |

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### Contents

CHAPTER PAGE I Trigonometric Functions of Acute Angles | 1 |

IT Use of the Table of Natural Functions | 27 |

Logarithms | 39 |

Copyright | |

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### Common terms and phrases

acute angle angle of depression angle of elevation antilogarithm base characteristic circle colog cologarithm computation cos2 cosB cosC cosecant cosx cotangent decimal places diameter Dividing equal equation example Exercise Find log Find the antilogarithm Find the area Find the distance Find the height Find the length Find the number Find the value fraction given the following graph Hence horizontal hypotenuse included angle interpolation latitude Law of Cosines Law of Sines Law of Tangents log 001 log log cot log oot log log sin log logarithm longitude mantissa measure negative opposite perpendicular plane polar triangle polygon positive quadrant radians radius right angle right spherical triangle right triangle roots secant sexagesimal ship sails sides Similarly sin2 sinB sinx solution solve the triangle spherical trigonometry subtends subtract tabular difference tan2 tana tangent triangle ABC tt log whence