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# Tricky Trigonometry

### Can You Find... Trigonometry Edition

### Equation or Identity (1)

### Equation or Identity (2)

### Have a Sine

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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.

Age 16 to 18

Challenge Level

What graphs can you make by transforming sine, cosine and tangent graphs?

Age 16 to 18

Challenge Level

Which of these equations concerning the angles of triangles are always true?

Age 16 to 18

Challenge Level

Here are some more triangle equations. Which are always true?

Age 16 to 18

Challenge Level

There's much more to trigonometry than sin, cos and tan...