Pythagoras & Trigonometry

Geometry · O/L Maths

Relating the sides and angles of right-angled triangles.

sub-topics

• Pythagoras' theorem
  a² + b² = c² and its converse.
• Sine, cosine and tangent
  Define ratios and use calculator or tables.
• Solving right-angled triangles
  Find unknown sides and angles.
• Angles of elevation and depression
  Height and distance problems.