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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSF-TF.A.2
Tags: HSF-TF.A.2
Author: HTPhysics
Created: 2 weeks ago

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Trigonometry Question

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Grade 11 Trigonometry CCSS: HSF-TF.A.2

Angle C is in standard position. Its terminal arm intersects the unit circle at (–[math](2(√2))/3, 1/3[/math]). What is the value of cos(C)?
  1. [math]1/3[/math]
  2. [math]–(2(√2))/3[/math]
  3. [math](2(√2))/3[/math]
  4. [math]-1/3[/math]
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