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Exact means no rounding

Exact means no rounding

Right-angled triangle with angle theta and sides labelled opposite, adjacent, and hypotenuse In a right-angled triangle, the hypotenuse is opposite the right angle. Relative to the chosen angle θ\thetaθ, the other sides are called opposite and adjacent.

Exact trig values Lesson

  1. GCSE
  2. /Maths
  3. /Exact trig values

Step-by-step lessons covering OCR GCSE Maths Exact trig values for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons

Writing a Ratio as a Fraction or Linear FunctionDirect and Inverse ProportionReverse PercentagesStandard FormSpeed and DensityChanging the Subject of a FormulaExpanding and Factorising QuadraticsSolving QuadraticsDrawing Quadratic GraphsSimultaneous EquationsSolving Simultaneous Equations GraphicallyGradient of a LineEquation of a LineSpheres and ConesSector Areas and Arc LengthsSimilar Shapes (Lengths)Exact trig valuesProbability TreesVenn Diagrams