Question 18 — IGCSE 0580 May/June 2025 Paper 11
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Geometry · Angles using geometrical properties. Worth 6 marks.
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Question text
18 The diagram shows two straight lines intersecting two parallel lines.
y°
x°
z°
NOT TO
110° SCALE
50°
(a) Find the value of x.
Give a geometrical reason for your answer .
x = ................ because ................................................................................................................
..................................................................................................................................................... [2]
(b) Find the value of y.
Give a geometrical reason for your answer .
y = ................ because ................................................................................................................
..................................................................................................................................................... [2]
(c) Find the value of z.
z = ................................................ [2]
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