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AP Precalculus›Unit 3: Trigonometric and Polar Functions›Trigonometric and Polar Functions

Periodic Phenomena and the Unit Circle

Sine and cosine come from coordinates on the unit circle, which is why they repeat every 2π.

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35 videos · ranked by how well they teach

1

The Unit Circle, Basic Introduction, Trigonometry

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Periodic Phenomena and the Unit Circle

2

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3.1B - Periodic Phenomena [AP Precalculus]

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7

3.1C - Periodic Phenomena (Multiple Choice) [AP Precalculus]

7.1K views on YouTube · 1 year ago

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8

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12

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AP Precalculus Section 3.3 Example: The Unit Circle

671 views on YouTube · 2 years ago

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17

THE Unit Circle: Kelly's Spiel

244 views on YouTube · 5 months ago

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18

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191 views on YouTube · 5 years ago

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19

AP Precalculus - Sine and Cosine Graphs and Sinusoidal Functions - Passwater 3 4 3 5

182 views on YouTube · 1 year ago

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20

Sketchpad Webinar: Modeling Periodic Phenomena

114 views on YouTube · 8 years ago

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Periodic Phenomena and the Unit Circle

Unit 3: Trigonometric and Polar Functions

Periodic Phenomena and the Unit Circle
Sine and Cosine Graphs
Tangent and Inverse Trig Functions
Trigonometric Equations and Identities
Polar Coordinates and Graphs

Next topic

Sine and Cosine Graphs

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Also called: unit circle, radians