Trigonometry
Angles in a triangle
Angles in a triangle part two
Angles in polygons
Angles in polygons in part two
Pythagoras
Pythagoras (unused)
Pythagoras’s theorem
Pythagoras’s theorem part two
Proof of Pythagoras’s theorem
Pythagoras’s theorem part four
Area of a circle
Congruent angles
Relationship between angles and sides of a triangle
More on the relationship between sides and angles in similar triangles
Naming sides of right angled triangles
Trigonometry
Sine tables
Using a calculator to find the value of sinĀ 
Complementary angles
Cosine
1 of 2
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Pythagoras (unused)

  1. Trigonometry
  2. Pythagoras (unused)
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