◈ Oracle PrepSign Up Free
O-LevelMathematicsMensuration4024/12 · Oct/Nov 2016 · Q234 Marks

The diagram shows a square piece of card, from which a triangle and two small squares are removed. All lengths on the diagram are in centimetres. [Figure 23.1]

  1. (a)Calculate the area of the shaded card.[2]
  2. (b)Calculate the perimeter of the shaded card.[2]

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2016). The mark or mark type is shown in brackets.

  1. [2*] (a) 14
  2. M1 for _ 25 – 1×1 -2×2 - ½×4×3 oe disection.
  3. [2*] (b) 18 nfww
  4. B1 for sloping side = 5

Write your answer and get it marked

On Oracle Prep you can write or photograph your own answer and have it marked by AI against this mark scheme, with feedback on what you missed.

Sign up free →

About this question

Topic
Mensuration, O-Level Mathematics (syllabus 4024). Structured question, 4 marks.
Source
O-Level Mathematics, Oct/Nov 2016 Paper 1 Variant 2, question 23.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Related Mathematics questions

MensurationMay/June 20253m

Asif is making a rectangular lawn 14 m by 19 m. He uses grass seed to make the lawn. The grass seed costs $0.34 for 1…

MensurationMay/June 20251m

Convert 6.1 m² to cm².

MensurationMay/June 20252m

Write 6300 cm in metres.

NumberMay/June 20173m

Write down all the integers that satisfy the inequality -3/2 < x < 2.

StatisticsMay/June 20173m

Here are the masses, in grams, of 8 apples. 189 175 185 192 202 161 174 196 Find the median mass.

Algebra and graphsMay/June 20173m

Solve the simultaneous equations. 5x - 2y = 16 3x + 4y = 7

← Browse all past-paper questions

© 2026 Oracle Prep