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→Activities
===Activities===
===Activities===
Activity No.1
Activity No.1
For History of Trigonometry [http://en.wikipedia.org/wiki/History_of_trigonometry click here]<br>
For History of Trigonometry [http://en.wikipedia.org/wiki/History_of_trigonometry click here]<br>
Activity No.2
Activity No.2
For History of Trigonometry slideshow [http://www.slideshare.net/rashidivya/trigonometry-maths-school-ppt-2 click here]
For History of Trigonometry slideshow [http://www.slideshare.net/rashidivya/trigonometry-maths-school-ppt-2 click here]
=='''Angle of rotation'''==
=='''Angle of rotation'''==