How are trigonometry and the sine wave related?
Автор: AwesomeAcoustics in English
Загружено: 2025-03-13
Просмотров: 3956
Educational series starting with basic concepts: • Sound waves explained! (for beginners) - E...
Versión en Español de este video: • ¿Cómo se relacionan la trigonometría y la ...
Music: Ricardo de Santiago – Beautiful Chaos
0:00 Intro
0:18 Right triangle
0:47 Trigonometric functions
1:21 Sine function
1:55 Cosine function
2:29 Sine of 0 degrees and 90 degrees
3:09 Angles greater than 90 degrees
4:05 Circular rotation
4:27 Sine wave
5:08 Relationship between circle and sine wave
5:49 Phase of a wave
6:02 Cosine graph
6:25 Relationship between sine and cosine
7:10 Phase of different waves
7:27 Outro
References to images and animations:
Interactive unit circle: https://www.geogebra.org/m/nv9vex3X
Circle, spiral, and sine animation: https://www.geogebra.org/3d/m4z9ejpt
Circle, sine, and cosine animation: https://www.acs.psu.edu/drussell/Demo...
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