Question 12 — IGCSE 0580 Oct/Nov 2024 Paper 43
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Vectors · Vectors (basic). Worth 10 marks.
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Question text
12
D
A NOT TO
SCALE
20°
E
8.7 cm
119° 10.9 cm
B
11.4 cm
C
ABCD is a quadrilateral and E is a point on CD.
AB = 8.7 cm, BC = 11.4 cm and CE = 10.9 cm.
Angle ADE = 90°, angle ABC = 119° and angle CAE = 20°.
(a) Show that AC = 17.37 cm, correct to 2 decimal places.
[3]
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* 0000800000019 *
19
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(b) Angle AEC is obtuse.
Calculate angle ACE.
Angle ACE = ................................................ [4]
(c) Calculate the perimeter of quadrilateral ABCD.
............................................ cm [3]
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© UCLES 2024 (cid:300)(cid:226)(cid:232)(cid:252)(cid:205)(cid:295)(cid:298)(cid:243)(cid:213)(cid:259)(cid:255)(cid:192)(cid:230)(cid:214)(cid:257)(cid:201)(cid:273)(cid:258) 0580/43/O/N/24
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* 0000800000020 *
20
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(cid:300)(cid:213)(cid:266)(cid:174)(cid:288)(cid:180)(cid:237)(cid:200)(cid:245)(cid:207)(cid:298)(cid:197)(cid:266)(cid:224)(cid:249)(cid:184)(cid:260)(cid:215)
© UCLES 2024 (cid:300)(cid:226)(cid:232)(cid:249)(cid:205)(cid:285)(cid:284)(cid:246)(cid:226)(cid:253)(cid:264)(cid:199)(cid:264)(cid:250)(cid:227)(cid:217)(cid:297)(cid:258) 0580/43/O/N/24
(cid:293)(cid:181)(cid:213)(cid:213)(cid:181)(cid:213)(cid:261)(cid:213)(cid:181)(cid:197)(cid:197)(cid:197)(cid:261)(cid:245)(cid:293)(cid:213)(cid:213)(cid:213)
NIGRAM
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NI
ETIRW
TON
OD
NIGRAM
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NI
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NIGRAM
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NI
ETIRW
TON
OD
NIGRAM
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NI
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TON
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NIGRAM
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NI
ETIRW
TON
OD
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