Page 122 - Math SL HB Sem 1
P. 122
CIRCULAR FUNCTIONS AND TRIGONOME'I'RY
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Example 2: ln triangle ABC. a 12cm,c: 17cmandB:129.. Findb.
Example 3: 'fhe sides a, b, c of a triangle ABC are in the ratio 3:6:5. Find the
smallest angle in the triangle
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