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→Angle of rotation
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 Mesurment'''==
===Learning objectives===
===Learning objectives===
===Notes for teachers===
===Notes for teachers===
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''
''These are short notes that the teacher wants to share about the concept, any locally relevant information, specific instructions on what kind of methodology used and common misconceptions/mistakes.''