Trigonometry

Activities & worksheets

How special are the trigonometric ratios?

1. Introduction with real life examples  Notes Presentation Students’ work
2.  How are the ratios determined? Student version Teacher version
3. Relations among the ratios Student version Teacher version Answers in excel
4. Worksheets & activities                    designed by teachers Tangent with sides

 

Activity ideas

Four triangles.ggb

https://drive.google.com/file/d/0BwMOiCDa0X1pV2JST240SGFNS3c/view?usp=sharing

30 degree RA Tri.ggb

https://drive.google.com/file/d/0BwMOiCDa0X1pYWRiMnNJdzlsSTQ/view?usp=sharing

53-d_RA_tri.ggb

https://drive.google.com/file/d/0BwMOiCDa0X1pQ1R4Q3RDV3JncFE/view?usp=sharing

 

Worksheet ideas

Trigonometry

https://drive.google.com/file/d/0BwMOiCDa0X1peTlRRURxcnlRcGM/view?usp=sharing

https://drive.google.com/file/d/0BwMOiCDa0X1pZVRvZDRrS1dxcFU/view?usp=sharing

https://drive.google.com/file/d/0BwMOiCDa0X1pOFlUbS1GejFoUVk/view?usp=sharing

https://drive.google.com/file/d/0BwMOiCDa0X1pMWFmemFwRzJHNlU/view?usp=sharing

https://drive.google.com/file/d/0BwMOiCDa0X1pUVI3TmlPMnpSRDg/view?usp=sharing

Online resources

ETV program

(中文) https://www.hkedcity.net/etv/resource/1719113843
(
ENG) https://www.hkedcity.net/etv/resource/1476787166

Questions for ETV

https://drive.google.com/file/d/0BwMOiCDa0X1pWk5ucmtXOTY5X1k/view?usp=sharing

 

Showcase Ideas
Post Exam Activity – Using trigonometry to measure the height of an object

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