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0580/42 May/Jun 2026, Question 11: The Tangent Ratio

Cambridge IGCSE Mathematics 0580 · Paper 42 (Extended) · Calculator · 2 marks

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The question, in short

In right-angled triangle WXY, right angle at X, WX = 12.4 cm and angle XWY = 29°. Calculate the length XY.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Solution · 2 marks

  1. 1tan 29° = XY/12.4
  2. 2XY = 12.4 × tan 29°
  3. 3= 6.87 cm

Answer6.87 or 6.873…

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