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In this program

Angles in degrees and radians
The unit circle and reference angles
Sine, cosine, and tangent: definitions and graphs
Cosecant and secant
Cotangent (where covered)
Amplitude, period, and phase shift
Vertical shift

Circular functions

Amplitude, period, and phase shift

Trigonometry · STEM / applied

Topic

Amplitude, period, and phase shift

Practice by unit: Circular functions

Undergraduate Trigonometry — scope drawn from OpenStax Algebra and Trigonometry 2e (trig chapters) and OpenStax Precalculus 2e trig units.

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