The same values of the sine and the cosine Whiteboard exercise Play

The same values of trigonometric functions Whiteboard exercise Play

The signs of the trigonometric functions Student activity Play

The signs of trigonometric functions Whiteboard exercise Play

The signs of trigonometric functions – clockwise turn Whiteboard exercise Play

The sine and coordinates of the points Animation Play

The sine and the cosine functions having the same graphs Whiteboard exercise Play

The sine formula for the area of a triangle Class activity Play

The sine formula for the area of a triangle Whiteboard presentation Play

The sine of an arbitrary angle Student activity Play

The sine of an arbitrary angle Whiteboard exercise Play

The sine rule Whiteboard presentation Play

The sine rule Class activity Play

The sine rule (the law of sines) Student activity Play

The sine rule and construction of a triangle Animation Play

The sine waveform Animation Play

The sine – reducing angles Student activity Play

The sine – reducing angles Whiteboard exercise Play

The tangent and coordinates of the points Animation Play

The tangent and the secant Student activity Play

The tangent as a coordinate Animation Play

The tangent of an arbitrary angle Student activity Play

The tangent – reducing angles Student activity Play

The values of the derivative of the sine function Whiteboard exercise Play

The values of the trigonometric functions Animation Play