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Trigonometry

Grades 10–11

Sine, cosine, tangent — and the identities, laws, and unit circle that unlock calculus. The course where memorisation ends and pattern recognition begins.

Key Skills

  • Unit circle
  • Right-triangle trigonometry
  • Trig identities
  • Law of sines and cosines
  • Inverse functions

Choose Your Level

Elementary (Grades 3–5)
Grades 3–5
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Middle School (Grades 6–8)
Grades 6–8
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High School Introductory
Grades 9–10
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High School Advanced
Grades 10–12
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AP / College Prep
Grades 11–12
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College Freshman
First year of university
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Prerequisites

Algebra 2Geometry

Exam Relevance

  • SAT Math (Level 2)
  • ACT Math
  • AP Calculus BC