Topic: Trigonometry Ratios Using the Calculator… CAUTION! Always be on Degrees DEG, DG, D NOT Rad or Grad To get the RATIOS: tan, cos, or sin button. - ppt download
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Trigonometry (Sin, Cos and Tan) with DreamCalc Scientific Calculator - YouTube
Algebra 2 11.03c - Tangent on the Calculator - YouTube
Tangent Calculator | tan(x)
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Tangent Line Calculator - Examples, Online Tangent Line Calculator