Question 17 — IGCSE 0580 Oct/Nov 2023 Paper 22
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Geometry · Angles using geometrical properties. Worth 4 marks.
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Question text
17 (a)
C NOT TO
O
SCALE
28°
A B
A, B and C are points on a circle, centre O.
Angle OBA = 28°.
Find angle ACB.
Angle ACB = ................................................. [2]
(b)
Q
NOT TO
SCALE
R 52°
4477°°
T U
P
P, Q and R are points on a circle.
TU is a tangent to the circle at P.
Angle TPR = 47° and angle PRQ = 52°.
Find angle RPQ.
Angle RPQ = ................................................. [2]
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