Trigonometric ratios Whiteboard exercise Play

Trigonometric ratios in a right-angled triangle Student activity Play

Trigonometric ratios in a right-angled triangle Whiteboard presentation Play

Trigonometric ratios in a right-angled triangle Whiteboard exercise 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

Trigonometric ratios – tangent Whiteboard exercise Play

Trigonometric ratios – the altitude of the Sun Whiteboard exercise Play

Trigonometric ratios – the angles of the triangle Whiteboard exercise Play

Trigonometric tables Chart Play

Trigonometry of a general angle Whiteboard presentation Play

Trigonometry of a general angle Class activity Play

Two-way tables Whiteboard exercise Play

Two-way tables Student activity Play

Use of a calculator Whiteboard presentation Play

Use of a calculator Class activity Play

Using graphs (2) Class activity Play

Using graphs (2) Whiteboard presentation Play

Using new variables to solve trigonometric equations Whiteboard exercise Play

Using the calculator Student activity Play

Using the calculator Whiteboard exercise Play

Using the calculator to solve trigonometric equations Animation Play

Using the reduction formulas Whiteboard exercise Play