Unit circles and trigonometric graphs go hand in hand. Pupils see how traversing the unit circle allows for the creation of graphs for trigonometric functions. They also see trigonometric ratios in terms of the ordered pairs of points on the unit circle and consider trigonometric ratios of special angles.

Concepts

trigonometric ratios, unit circle, sine, cosine, tangent

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Additional Tags

math

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Instructional Ideas

• Use the resource as part of an intervention strategy
  

Classroom Considerations

• Must register to access the teacher resource
• Be sure computers meet the minimum software requirements
  

Pros

• Provides a list of sample learning goals
• Includes a variety of teacher-submitted lesson plans
  

Cons

• None

Common Core

HSF-TF.A.2 HSF-TF.A.3 HSF-TF.A.4