**Mnemonic Device:**

- “Some Old Hippy Caught Another Hippy Tripping On Acid.”

**Explanation: **to remember Sine, Cosine and Tangent, and their ratios, in Trigonometry

- Sine = Opposite/Hypotenuse
- Cosine = Adjacent/Hypotenuse
- Tangent = Opposite/Adjacent

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**Mnemonic Device:**

- “Some Old Hippy Caught Another Hippy Tripping On Acid.”

**Explanation: **to remember Sine, Cosine and Tangent, and their ratios, in Trigonometry

- Sine = Opposite/Hypotenuse
- Cosine = Adjacent/Hypotenuse
- Tangent = Opposite/Adjacent

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