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Exact trigonometric values: Edexcel GCSE Maths questions

Every Edexcel GCSE Maths exam question on G21 Exact trigonometric values, 2017–2025, with its mark scheme and examiner’s report.

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  1. Q14

    November 2024 · Paper 1H

    3 marksG22 Sine and cosine rulesG21 Exact trigonometric values
    The whole paper ↗
    November 2024 Paper 1H, question 14: ABC is a triangle. A B 30° 3 2 cm 45° C Work out the length of AB. cm

  2. Q14

    June 2019 · Paper 1H

    2 marksG21 Exact trigonometric values
    The whole paper ↗
    June 2019 Paper 1H, question 14: Find the exact value of tan 30q× sin 60q Give your answer in its simplest form.

  3. Q8

    November 2018 · Paper 1H

    3 marksG21 Exact trigonometric valuesG20 Pythagoras and trigonometry
    The whole paper ↗
    November 2018 Paper 1H, question 8: (a) Write down the exact value of tan 45° Here is a right-angled triangle. 60° x cm 4 cm cos 60° = 0.5 (b) Work out the value of x.

  4. Q20

    November 2017 · Paper 1H

    4 marksG21 Exact trigonometric valuesA19 Simultaneous equations
    The whole paper ↗
    November 2017 Paper 1H, question 20: The table shows some values of x and y that satisfy the equation y = acos xq+ b x 0 30 60 90 120 150 180 y 3 1 + 2 1 0 1 – –1 3 3 Find the value of y when x =
All 4 questions on Exact trigonometric values, as a list
  1. November 2024, Paper 1H, Q14 (3 marks): ABC is a triangle. A B 30° 3 2 cm 45° C Work out the length of AB. cm
  2. June 2019, Paper 1H, Q14 (2 marks): Find the exact value of tan 30q× sin 60q Give your answer in its simplest form.
  3. November 2018, Paper 1H, Q8 (3 marks): (a) Write down the exact value of tan 45° Here is a right-angled triangle. 60° x cm 4 cm cos 60° = 0.5 (b) Work out the value of x.
  4. November 2017, Paper 1H, Q20 (4 marks): The table shows some values of x and y that satisfy the equation y = acos xq+ b x 0 30 60 90 120 150 180 y 3 1 + 2 1 0 1 – –1 3 3 Find the value of y when x =

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