B8: Trigonometry

Trigonometry (PDF*1.17mb)
Introduction  p. 263 
8.1  The sine story 
8.1.1        The sine ratio
8.1.2        The sine function
8.1.3        The inverse of the sine function
8.1.4        Degrees, minutes and seconds
8.1.5        Amplitude
8.1.6        Period 

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8.2  The cosine story
8.2.1        The cosine ratio
8.2.2        The cosine function
8.2.3        The inverse of the cosine function
8.2.4        Amplitude
8.2.5        Period
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8.3 The tangent story
8.3.1        The tangent ratio
8.3.2        The tangent function
8.3.3        The inverse of the tangent function
8.3.4        Amplitude
8.3.5        Period    
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8.4  Putting it all together
8.4.1        Tangent ratio 
8.4.2        Pythagoras’ identity 
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8.5  A taste of things to come  p. 336 
8.6 Post-test p. 341
8.7 Solutions p. 343