Trigonometric functions in the coordinate system Animation Play

Trigonometric functions of quadrantal angles Whiteboard exercise Play

Trigonometric functions of quadrantal angles Student activity Play

Trigonometric functions of the angle 120° Animation Play

Trigonometric functions of the angle 45° Whiteboard exercise Play

Trigonometric functions of the general angle Simulation Play

Trigonometric functions of the general angle Student activity Play

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

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

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

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

Trigonometric identities Student activity Play

Trigonometric identities Whiteboard exercise Play

Trigonometric identities Whiteboard exercise Play

Trigonometric identities – investigations Student activity Play

Trigonometric identities – investigations Simulation Play

Trigonometric identity for tangent and cotangent Simulation Play

Trigonometric ratios Whiteboard exercise Play

Trigonometric ratios in a right-angled triangle Whiteboard exercise Play

Trigonometric ratios in a right-angled triangle Whiteboard presentation Play

Trigonometric ratios in a right-angled triangle Student activity Play

Trigonometric ratios in a right-angled triangle Class activity Play

Trigonometric ratios – a lighthouse Whiteboard exercise Play

Trigonometric ratios – distance to a star Whiteboard exercise Play

Trigonometric ratios – problems Student activity Play