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Inhalt
Simple problems in Heights and Distances | 23 |
Ratios of the sum and difference of two angles | 43 |
Ratios of multiple and submultiple angles | 59 |
Logarithms | 71 |
triangle | 97 |
Heights and Distances | 131 |
Properties of a triangle | 144 |
Centesimal and Circular measure of angles | 157 |
Trigonometrical functions of angles of any mag | 172 |
General Expressions for all angles having a given | 192 |
Inverse circular functions | 205 |
Trigonometrical ratios of small angles | 211 |
ANSWERS i | 241 |
Häufige Begriffe und Wortgruppen
angle AOP angle of elevation approximately base bears called centre changes CHAPTER characteristic circle circumference cosec cosine cotangent decreases denoted described diff difference direction distance draw drawn equal equation EXAMPLES expression feet figure find the height find the values foot formulae four functions give given graph greater Hence horizontal inches increases infinite known length less Let the revolving loga logarithm magnitude measured meet miles minutes nearly negative North observes obtained opposite Pages perpendicular plane polygon positive produced prove quadrant quantity radians radius regular relations respectively revolving line right angle secant seen shew sides Similarly sine sinº solve stands student subtends tables Take tangent theorems third tower trace triangle trigonometrical ratios turned unity Verify yards