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 Class activity Play

Trigonometry of a general angle Whiteboard presentation Play

True tissues Student activity Play

TV screens Whiteboard exercise Play

Two flares Animation Play

'Two less' function Whiteboard exercise Play

Two points Student activity Play

Types of blood vessels Student activity Play

Urine analysis and kidney function Chart 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 graphs to find zeros of a function Student activity Play

Using graphs to find zeros of a function Whiteboard exercise Play

Using new variables to solve trigonometric equations Whiteboard exercise Play

Using properties of a graph of a quadratic function Whiteboard exercise Play

Using properties of a parabola Student activity Play

Using properties of a parabola Whiteboard exercise Play