Question 10 — IGCSE 0580 Specimen 2025 Paper 11
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Geometry · Angles using geometrical properties. Worth 10 marks.
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Question text
10
F
D
NOT TO
SCALE
60°
B
a°
b°
G
c°
C
E 46°
A
Lines AB and CD are parallel.
EF and EG are straight lines.
(a) Find the value of a.
Give a geometrical reason for your answer.
a = .................... because ............................................................................................................. [2]
(b) Find the value of b.
Give a geometrical reason for your answer.
b = .................... because ............................................................................................................. [2]
...................................................................................................................................................... [2]
(c) Find the value of c.
Give a geometrical reason for your answer.
c = .................... because ............................................................................................................. [2]
...................................................................................................................................................... [2]
© Cambridge University Press & Assessment 2022 0580/01/SP/25
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