Question 10 — IGCSE 0580 Oct/Nov 2024 Paper 41
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Mensuration · Perimeter, Area and Volume. Worth 14 marks.
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Question text
10 (a)
NOT TO
SCALE
(x+1)cm
(2x+3)cm
This rectangle has area 190 cm2.
(i) By forming and solving an equation, show that x = 8.5 .
[4]
(ii) Work out the perimeter of the rectangle.
............................................ cm [2]
(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:221)(cid:251)(cid:183)(cid:258)(cid:215)
© UCLES 2024 (cid:300)(cid:228)(cid:188)(cid:243)(cid:207)(cid:299)(cid:282)(cid:254)(cid:212)(cid:244)(cid:266)(cid:225)(cid:259)(cid:193)(cid:259)(cid:228)(cid:287)(cid:258) 0580/41/O/N/24
(cid:293)(cid:261)(cid:229)(cid:277)(cid:181)(cid:213)(cid:261)(cid:181)(cid:229)(cid:229)(cid:261)(cid:197)(cid:261)(cid:181)(cid:229)(cid:181)(cid:213)(cid:213)
M
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
* 0000800000019 *
19
(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:2)(cid:10)(cid:44)
(b)
A
r cm NOT TO
SCALE
50°
O
B
The diagram shows a sector OAB of a circle, with centre O, and a chord AB.
The shaded segment has area 30 cm2.
(i) Show that r = 23.7 cm, correct to 1 decimal place.
[4]
(ii) Calculate the perimeter of the shaded segment.
............................................ cm [4]
(cid:300)(cid:215)(cid:266)(cid:174)(cid:288)(cid:180)(cid:237)(cid:200)(cid:245)(cid:207)(cid:298)(cid:197)(cid:266)(cid:221)(cid:249)(cid:183)(cid:258)(cid:215)
© UCLES 2024 (cid:300)(cid:228)(cid:187)(cid:244)(cid:215)(cid:285)(cid:278)(cid:238)(cid:229)(cid:262)(cid:247)(cid:296)(cid:215)(cid:185)(cid:215)(cid:228)(cid:271)(cid:258) 0580/41/O/N/24
(cid:293)(cid:261)(cid:213)(cid:213)(cid:245)(cid:181)(cid:293)(cid:213)(cid:181)(cid:213)(cid:213)(cid:197)(cid:261)(cid:213)(cid:197)(cid:245)(cid:197)(cid:213)
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
* 0000800000020 *
20
(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:3)(cid:1)(cid:44)
BLANK PAGE
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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:223)(cid:251)(cid:183)(cid:260)(cid:215)
© UCLES 2024 (cid:300)(cid:228)(cid:187)(cid:241)(cid:215)(cid:295)(cid:296)(cid:251)(cid:210)(cid:268)(cid:240)(cid:287)(cid:245)(cid:277)(cid:245)(cid:180)(cid:295)(cid:258) 0580/41/O/N/24
(cid:293)(cid:181)(cid:261)(cid:213)(cid:181)(cid:181)(cid:293)(cid:245)(cid:213)(cid:245)(cid:229)(cid:197)(cid:197)(cid:213)(cid:293)(cid:245)(cid:213)(cid:213)
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
NIGRAM
SIHT
NI
ETIRW
TON
OD
Mark scheme
