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Square PQRS has a semicircle attached along its side QR, with QR as the diameter, to make one shape. The square has a side length of 18 mm. Find the area of the shape. Give your answer in mm2, correct to 1 decimal place.
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What is the radius of the semicircle? What fraction of a full circle is it?
[3 marks]
🧭Modelled on Cambridge Checkpoint 0862 · Apr/May 2026 · Paper 2 · Q20
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