Tricky Trigonometry

Tricky Trigonometry

You may think you have a pretty good grasp of the basics of trigonometry... These CMEP resources invite you to look a little more closely at the familiar trig functions and learn some interesting new ideas.

Can You Find... Trigonometry Edition 

Age 16 to 18
Challenge Level
What graphs can you make by transforming sine, cosine and tangent graphs?

Equation or Identity (1) 

Age 16 to 18
Challenge Level
Which of these equations concerning the angles of triangles are always true?

Equation or Identity (2) 

Age 16 to 18
Challenge Level
Here are some more triangle equations. Which are always true?

Have a Sine 

Age 16 to 18
Challenge Level
There's much more to trigonometry than sin, cos and tan...