Question 12 — IGCSE 0580 May/June 2023 Paper 11
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Geometry · Angles using geometrical properties. Worth 3 marks.
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Question text
12 (a)
NOT TO
SCALE
52°
x°
The diagram shows a pair of parallel lines and a straight line.
Write down the geometrical reason why the value of x is 52.
............................................................................... [1]
(b)
NOT TO
38° 126° SCALE
y°
Find the value of y and write down the geometrical reason for your answer.
y = .................. because .............................................................................................................. [2]
© UCLES 2023 0580/11/M/J/23
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