Skip to content
Try on iPad

Area of a triangle (½ab sin C): AQA GCSE Maths questions

Every AQA GCSE Maths exam question on G23 Area of a triangle (½ab sin C), 2017–2025, with its mark scheme and examiner’s report.

Find questions1,304
Exam
All years
Calculator

1,304 questions

  1. Q24

    June 2025 · Paper 3H

    4 marksG19 Similar shapesG23 Area of a triangle (½ab sin C)
    The whole paper ↗
    June 2025 Paper 3H, question 24: Triangles ABC and DEF are similar. The area of ABC is 26.355 cm2 Work out the area of DEF. Not drawn accurately Answer cm2

  2. Q24

    November 2023 · Paper 3H

    4 marksG22 Sine and cosine rulesG23 Area of a triangle (½ab sin C)
    The whole paper ↗
    November 2023 Paper 3H, question 24: Work out the area of triangle ABC. Not drawn accurately Answer cm2

  3. Q25

    November 2022 · Paper 3H

    4 marksN16 Upper and lower boundsG23 Area of a triangle (½ab sin C)
    The whole paper ↗
    November 2022 Paper 3H, question 25: Two sides of a triangle are measured to 1 decimal place. The angle between the sides is measured to the nearest degree. Not drawn accurately Work out the upper

  4. Q29

    November 2020 · Paper 3H

    5 marksG22 Sine and cosine rulesG23 Area of a triangle (½ab sin C)
    The whole paper ↗
    November 2020 Paper 3H, question 29: A shape is made by joining triangle ABC to a semicircle with diameter AC. Not drawn accurately Work out the total area of the shape. Answer cm2

  5. Q26

    November 2019 · Paper 3H

    8 marksG23 Area of a triangle (½ab sin C)G22 Sine and cosine rules
    The whole paper ↗
    November 2019 Paper 3H, question 26: Here is a triangular sail. Not drawn accurately 26 (a) Vicky needs to buy waterproofing liquid for the sail. She will put 3 coats of liquid on each side of the

  6. Q16

    June 2019 · Paper 2H

    4 marksG23 Area of a triangle (½ab sin C)G22 Sine and cosine rules
    The whole paper ↗
    June 2019 Paper 2H, question 16: ABC and ACD are triangles. The area of ACD is 80.5 cm2 Work out the area of ABC. Give your answer to 3 significant figures. Not drawn accurately Answer cm2

  7. Q26

    November 2018 · Paper 1H

    5 marksG23 Area of a triangle (½ab sin C)G22 Sine and cosine rules
    The whole paper ↗
    November 2018 Paper 1H, question 26: The area of this triangle is 25 3 cm2 Work out the value of w. Give your answer in the form a b where a and b are integers greater than 1 Not drawn accurately A
All 7 questions on Area of a triangle (½ab sin C), as a list
  1. June 2025, Paper 3H, Q24 (4 marks): Triangles ABC and DEF are similar. The area of ABC is 26.355 cm2 Work out the area of DEF. Not drawn accurately Answer cm2
  2. November 2023, Paper 3H, Q24 (4 marks): Work out the area of triangle ABC. Not drawn accurately Answer cm2
  3. November 2022, Paper 3H, Q25 (4 marks): Two sides of a triangle are measured to 1 decimal place. The angle between the sides is measured to the nearest degree. Not drawn accurately Work out the upper
  4. November 2020, Paper 3H, Q29 (5 marks): A shape is made by joining triangle ABC to a semicircle with diameter AC. Not drawn accurately Work out the total area of the shape. Answer cm2
  5. November 2019, Paper 3H, Q26 (8 marks): Here is a triangular sail. Not drawn accurately 26 (a) Vicky needs to buy waterproofing liquid for the sail. She will put 3 coats of liquid on each side of the
  6. June 2019, Paper 2H, Q16 (4 marks): ABC and ACD are triangles. The area of ACD is 80.5 cm2 Work out the area of ABC. Give your answer to 3 significant figures. Not drawn accurately Answer cm2
  7. November 2018, Paper 1H, Q26 (5 marks): The area of this triangle is 25 3 cm2 Work out the value of w. Give your answer in the form a b where a and b are integers greater than 1 Not drawn accurately A

Questions, mark schemes and examiner’s reports are © AQA, from their published past papers. Plumi isn’t affiliated with any exam board. Want whole papers? Every AQA GCSE Maths paper.

Rather write your answers by hand on iPad? Plumi marks them against the same mark schemes.