## Plane & Spherical Trigonometry: With Five-place Tables, Examinations and Answers |

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### Contents

TSAPTER PAGE I FUNCTIONS OF ACUTE ANGLES 1 Introduction | 3 |

Properties of a Right Triangle | 5 |

Exercise 1 | 6 |

Copyright | |

94 other sections not shown

### Common terms and phrases

9 P P a.sin acute angle Arccos arcsec arcsin arctan c d L Cot celestial sphere Chapter characteristic circle arc CN CN colog Cologarithms computation Construct cos2x cosine law decimal definition determined digits dihedral angle distance equal equation Exercise face angles Find log Find the angle geometry Given two sides graph Half-Angle Formulas haversine hour angle identities Illustration included angle intersection latitude law of cosines law of sines Law of Tangents LCos LCot cd log cot logarithm longitude LSin mantissa measure Napier's rules nomogram obtain perpendicular plane geometry polar triangle pole positive primitive circle principal value projection Proof quadrant radians radius right angle right spherical triangle right triangle sin'x sin2x Solve the triangle spherical trigonometry straight lines subtract tabular difference tangent triangle ABC trigonometric functions trihedral vectors