Question 12 — IGCSE 0580 Oct/Nov 2025 Paper 21
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Mensuration · Perimeter, Area and Volume. Worth 4 marks.
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Question text
12 The diagram shows a sector of a circle with centre O and radius 9 cm.
9 cm NOT TO
SCALE
O
9 cm
The perimeter of the sector is (18+2r) cm.
Find the area of the sector.
Give your answer in terms of r.
..........................................cm2 [4]
M
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
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