Access Point #: MAFS.912.F-TF.1.AP.2bArchived Access Point

Use the unit circle to label ordered pairs for cosine and sine.
Clarifications:

Essential Understandings

Concrete:

  • Identify the degree measures on the unit circle.
  • Identify the radian measures on the unit circle.
  • Match the measurement to the appropriate position on the unit circle.
  • Identify the ordered pairs on the unit circle.
  • Identify the cosine value on the unit circle (x value of the coordinate).
  • Identify the sine value on the unit circle (y value of the coordinate).

    Image of a unit circle.
Representation:
  • Understand the following concepts and vocabulary: radian, degree, unit circle, unit table, convert, sine, cosine, ordered pair, trigonometric functions.
  • Label the ordered pairs on the unit circle.
  • Label the cosine value on the unit circle (x value of the coordinate).
  • Label the sine value on the unit circle (y value of the coordinate).
  • Use the unit circle to find sine or cosine. For example: begin mathsize 12px style cos space left parenthesis 60 degree right parenthesis space equals space 1 divided by 2 space space o r space sin left parenthesis straight pi right parenthesis space equals space 0 end style
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General Information
Number: MAFS.912.F-TF.1.AP.2b
Category: Access Points
Date Adopted or Revised: 06/14
Cluster: Extend the domain of trigonometric functions using the unit circle. (Algebra 2 - Additional Cluster)

Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.

Related Standards

This access point is an alternate version of the following benchmark(s).

Related Courses

This access point is part of these courses.
1200330: Algebra 2
1200340: Algebra 2 Honors
1202340: Precalculus Honors
1211300: Trigonometry Honors
1200335: Algebra 2 for Credit Recovery
7912095: Access Algebra 2

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