sonom, 9. 3. 2014

• 1. angle between secants
• 2. angles in a circle...
• 3. central and inscribed angles
• 4. radians
• 5. a clock
• 6. aristotle's wheel paradox
• 7. parallel chords theorem
• 8. trigonometry_unit circle
• 9. rolling coin paradox
• 10. arc length (verification)
• 11. pendulum