- Trigonometry appletsGraphs of Trigonometric FunctionsTransforming the Sine FunctionTransforming the Cosine FunctionTransforming Tangent FunctionTrue Meanings of the 3 Trigonometric Ratios within a Right Triangle ContextIsosceles Right Triangle: Quick InvestigationAnother Special Right Triangle (Guided Discovery)30-60-90 TriangleIdentifying Trig Ratios: Quick Formative Assessment