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Making Sense Of Trigonometry
The Why
What Pythagoras and Trigonometry are used for in the real world
Pythagoras
Intro To Pythagoras Theorem (4:51)
Finding the longest side of a right angled triangle (4:04)
Finding a shorter side of a right angled triangle (4:33)
Right Angled Triangles (sine, cosine and tangent ratios)
Introduction to the trigonometric ratios (8:04)
Finding a side length (9:39)
Finding an angle (7:40)
Non Right-Angled Triangles
The Cosine Rule (10:37)
The Sine Rule (12:27)
The Ambiguous Case Of The Sine Rule (6:44)
Putting It All Together
Deciding Which Method To Use (2:49)
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Finding the longest side of a right angled triangle
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