Exact values of trigonometric ratios for selected angles Student activity Play

Finding angle – obtuse triangle Whiteboard exercise Play

Finding angles Student activity Play

Finding double-angle formula for the cosine Animation Play

Finding equal expressions Whiteboard exercise Play

Finding functions having the same graphs Whiteboard exercise Play

Finding the cosine and the tangent of an angle Animation Play

Finding the cosine of an angle Whiteboard exercise Play

Finding the graph of the secant Animation Play

Finding the period Student activity Play

Finding the sine and the tangent of an angle Whiteboard exercise Play

Finding the trigonometric functions Student activity Play

Finding the values of trigonometric functions Whiteboard exercise Play

Finding  cosx Whiteboard exercise Play

General solution for the cosine Animation Play

General solution of a trigonometric equation Student activity Play

General solution of a trigonometric equation Whiteboard exercise Play

Graph of the secant Student activity Play

Graphs of trigonometric functions Class activity Play

Graphs of trigonometric functions Whiteboard presentation Play

Graphs of trigonometric functions Class activity Play

Graphs of trigonometric functions Whiteboard presentation Play

How do you find the ratio? Student activity Play

Integration of selected functions Class activity Play

Integration of selected functions Whiteboard presentation Play