Applying the sum and difference identities for the sine Whiteboard exercise Play

Applying the sum and difference identities for the sine and cosine Whiteboard exercise Play

Applying the sum and difference identities for the sine and cosine Student activity Play

Applying the sum identity for the sine Whiteboard exercise Play

Applying the trapezium rule Animation Play

Applying the trapezium rule for a different number of sub-intervals Whiteboard exercise Play

Approximation of the area under a curve Whiteboard presentation Play

Are all trigonometric functions really necessary? Student activity Play

Area between the graph of the sine and cosine function and the x-axis Whiteboard exercise Play

Area under a curve Class activity Play

Area under a curve Whiteboard presentation Play

Areas of figures Whiteboard exercise Play

Areas of figures Student activity Play

Attraction between current-carrying conductors Animation Play

Basic periods of trigonometric functions Student activity Play

Basic trigonometric equations involving the sine and the cosine functions Student activity Play

Basic trigonometric equations involving the sine function Animation Play

Basic trigonometric functions Class activity Play

Basic trigonometric functions Whiteboard presentation Play

Basic trigonometric identities Whiteboard exercise Play

Basic trigonometric identities Student activity Play

Billiard ball collisions and the velocity vectors Student activity Play

Calculating the area of a triangle Whiteboard exercise Play

Calculating the sides of a triangle Animation Play

Causes of ion formation (1) Student activity Play