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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSF-TF.A.4
Tags: HSF-TF.A.4
Author: HTPhysics
Created: a month ago

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Trigonometry Question

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Grade 11 Trigonometry CCSS: HSF-TF.A.4

Which of the following are equal to cos(-[math]π/6[/math])? Choose all that apply.
  1. [math] cos((12π)/6)[/math]
  2. [math] cos((5π)/6)[/math]
  3. [math] cos((-5π)/6)[/math]
  4. None of the above
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