Graphs of Trigonometric Functions - GeoGebra Institute of Hong Kong

Key Stage 4 (Senior Secondary)‎ > ‎4.2 Measures, Shape & Space 度量、圖形與空間‎ > ‎More about trigonometry 續三角‎ > ‎

Graphs of Trigonometric Functions

Sine Graph (http://www.geogebratube.org/material/show/id/8028) (Download GeoGebra file)

Cosine Graph (http://www.geogebratube.org/material/show/id/8029) (Download GeoGebra file)

Tangent Graph (http://www.geogebratube.org/material/show/id/8030) (Download GeoGebra file)