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Type: Multiple-Choice
Category: Trigonometry
Level: Grade 11
Standards: HSF-TF.A.2
Tags: reference angle
Author: aeiland
Last Modified: a month ago

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

What is the reference angle for [math]170deg[/math]?
  1. 190°
  2. 80°
  3. 100°
  4. 10°
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