Transforming graphs of trigonometric functions (1) Class activity Play

Transforming sine- and cosine-like functions Student activity Play

Transforming sine-like functions Whiteboard exercise Play

Translations along the x-axis – the rule Student activity Play

Translations along the x-axis – the rule Whiteboard exercise Play

Translations along the y-axis – the rule Whiteboard exercise Play

Translations along the  y-axis – the rule Student activity Play

Trapezium rule for a different number of sub-intervals Animation Play

Trigonometric equations (1) Whiteboard presentation Play

Trigonometric equations (1) Class activity Play

Trigonometric equations (2) Class activity Play

Trigonometric equations (2) Whiteboard presentation Play

Trigonometric functions Student activity Play

Trigonometric functions Student activity Play

Trigonometric functions Animation Play

Trigonometric functions and their signs Animation Play

Trigonometric functions of the angle 120° Animation Play

Trigonometric functions of the angle 45° Whiteboard exercise Play

Trigonometric functions of the general angle Student activity Play

Trigonometric functions of the sum and difference of angles (1) Class activity Play

Trigonometric functions of the sum and difference of angles (1) Whiteboard presentation Play

Trigonometric functions of the sum and difference of angles (2) Whiteboard presentation Play

Trigonometric functions of the sum and difference of angles (2) Class activity Play

Trigonometric ratios in a right-angled triangle Whiteboard presentation Play

Trigonometric ratios in a right-angled triangle Class activity Play