0580/11 Oct/Nov 2021, Question 2: Composite Perimeter, Area and Volume
Cambridge IGCSE Mathematics 0580 · Paper 11 (Core) · Calculator · 1 mark
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The question, in short
Using the shaded shape on a 1 cm² grid with the given column heights and widths, work out the perimeter of the shape.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 1 mark
- 1Bottom edge 7 + top edges 1 + 4 + 2 = 7
- 2Left side 4 + right side 3 + steps down 2 and up 1
- 3Perimeter = 7 + 7 + 4 + 3 + 2 + 1 = 24 cm
Answer24
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