0580/13 May/Jun 2021, Question 8: Angles at a Point and on a Line
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 2 marks
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The question, in short
Three angles of 100°, y° and y° meet at a point; find the value of y.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 2 marks
- 1Angles around a point add to 360°
- 22y = 360 − 100 = 260
- 3y = 130
Answer130
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