1. $$\sin \alpha = \frac{{\text{b}}}{{\text{c}}}$$
  2. $$\cos \alpha = \frac{{\text{c}}}{{\text{b}}}$$
  3. $$\tan \alpha = \frac{{\text{c}}}{{2{\text{b}}}}$$
  4. $$\cot \alpha = \frac{{\text{c}}}{{2{\text{b}}}}$$
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1 Answers

Answer: Option 3

Let'

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