Mnemonic Device: SOH-CAH-TOA Explanation: pronounced “soak a toe-uh” SOH: Sine = Opposite leg divided by the Hypotenuse CAH: Cosine = Adjacent leg divided by the Hypotenuse TOA: Tangent = Opposite
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  Mnemonic Device: Some People Have Curly Black Hair Turning Purple Blue Some People Have Curly Black Hair Thickly Plastered Back Explanation: to remember trigonometric functions by first letters. Sine =
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  Mnemonic Device: Some Old Hags Can’t Always Hide Their Old Age Explanation: to remember the three basic functions and their ratios in Trigonometry Sine = Opposite/Hypotenuse Cosine = Adjacent/Hypotenuse
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  Mnemonic Device: All Saints Take Cocaine Explanation: Trigonometric relation to recall that All functions are positive in the first quadrant, Sine is positive in the second, Tangent is positive
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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
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  Mnemonic Device: SCience Teacher, Very CRuel Man, (does nt give) Free Couching to Needy CouSINE… Explanation: This mnemonic device is to memorize the 1 transition series Additional Note: We are
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  Mnemonic Device: Two Old Angels Skipped Over Heaven, Carrying Ancient Harps Explanation: the equations for Tangent, Sine, and Cosine. O stands for opposite, A stands for adjacent, and H
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