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You are here: Home > Arithmetic > Trigonometry > SOH-CAH-TOA

SOH-CAH-TOA

 

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 leg divided by the Adjacent leg
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