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GAUTENGSE DEPARTEMENT VAN ONDERWYS
PROVINSIALE EKSAMEN
NOVEMBER 2018
GRAAD 9
WISKUNDE
NAAM VAN LEERDER: _____________________________________________________
GRAAD / KLAS: _____________________
TYD: 2 uur
PUNTE: 100
18 bladsye + 1 formuleblad
b.o.
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Mathematics Grade 9 Gauteng November 2018 QP (Afr)
Grade 9 Mathematics question paper from the Gauteng November Exam 2018 (Afrikaans), 19 pages. Read online or download the free PDF.
Mathematics · Grade 9 · Gauteng November Exam · 2018 · Afrikaans. Question paper, 19 pages. Read online or download the PDF.
- Subject
- Mathematics
- Grade
- Grade 9
- Language
- Afrikaans
- Document type
- Question paper
- Year
- 2018
- Exam period
- Gauteng November Exam
- Curriculum
- CAPS
- Pages
- 19
- File size
- 841.8 KB
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Gauteng November Exam 2018
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WISKUNDE GRAAD 9 2
GAUTENGSE DEPARTEMENT VAN ONDERWYS
PROVINSIALE EKSAMEN
WISKUNDE
TYD: 2 uur
PUNTE: 100
INSTRUKSIES EN INLIGTING
Lees die volgende instruksies noukeurig deur, voordat die vrae beantwoord word.
1. Hierdie vraestel bestaan uit 9 vrae en 19 bladsye, wat ʼn FORMULEBLAD insluit.
2. Beantwoord AL die vrae.
3. ʼn Nie-programmeerbare sakrekenaar mag gebruik word, tensy andersins versoek.
4. Toon alle berekeninge, diagramme en grafieke wat jy gebruik het om jou antwoorde te kry
duidelik. Slegs antwoorde alleen sal nie noodwendig volpunte verdien nie.
5. Rond antwoorde tot TWEE desimale plekke af waar nodig, tensy andersinds versoek.
6. Diagramme is nie noodwendig volgens skaal geteken nie. Redes MOET ten alle tye gegee word
wanneer jy meetkundige berekeninge doen.
7. Antwoord vrae 2 tot 9 in Afdeling B in die spasies wat voorsien is op die vraestel.
8. Skryf netjies en leesbaar.
b.o.
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WISKUNDE GRAAD 9 3
AFDELING A
VRAAG 1
Omkring die letter van die korrekte antwoord.
1.1 Watter een van die volgende getalle is irrasionale getal?
A ̇
B
C √
D
√
(1)
1.2 √√ …
A
B
C
D
(1)
1.3 Die verhouding geskryf in sy eenvoudigste vorm is ...
A
B
C
D (1)
b.o.
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WISKUNDE GRAAD 9 4
1.4 ( x 2) 2 = ...
A x2 4
B x 2 4x 4
C x 2 4x 4
D x 2 4x 4 (1)
1.5 , …
A 0
B 6
C 1
D ongedefinieerd (1)
1.6 Die algemene term vir die getalpatroon is …
A Tn 4n 1
B Tn 4n 1
C Tn 4n 1
D Tn 4n 1 (1)
b.o.
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WISKUNDE GRAAD 9 5
1.7 Gebruik die gegewe reël om die vloeidiagram te voltooi.
Invoer Reël Uitvoer
𝑦 𝑡+
…
A
B
C
D (1)
1.8 Voltooi:
Wanneer twee reguit lyne ewewydig is, dan is die ...
A produk van die gradiënte .
B gradiënte gelyk.
C produk van die gradiënte .
D som van die gradiënte . (1)
1.9 12 m³ = …
A 12 000 000 kℓ
B 12 000 kℓ
C 12 kℓ
D 0,012 kℓ (1)
b.o.
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WISKUNDE GRAAD 9 6
1.10 Die lengte van ʼn reghoek en die breedte .
Voltooi:
As beide die lengte en die breedte van die reghoek verdubbel word, sal die oppervlakte van
die reghoek gelyk wees aan ...
A
B ( + )
C
D ( + ) (1)
[10]
b.o.
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WISKUNDE GRAAD 9 7
AFDELING B
VRAAG 2
2.1 Skryf as ʼn desimale getal.
____________________________________________________________
____________________________________________________________ (1)
2.2 Verminder met .
____________________________________________________________
____________________________________________________________ (2)
2.3 Vereenvoudig:
2.3.1 ( ) ( )
____________________________________________________________
____________________________________________________________ (4)
2.3.2 √
( )
____________________________________________________________
____________________________________________________________
____________________________________________________________ (2)
2.3.3 + +
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
[12]
b.o.
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WISKUNDE GRAAD 9 8
VRAAG 3
Faktoriseer volledig:
3.1
____________________________________________________________
____________________________________________________________ (2)
3.2
____________________________________________________________ (2)
3.3
____________________________________________________________
____________________________________________________________
____________________________________________________________ (2)
[6]
VRAAG 4
Los op vir .
4.1 +
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (4)
4.2
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
b.o.
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WISKUNDE GRAAD 9 9
4.3 +
___________________________________________________________________
___________________________________________________________________ (2)
[9]
VRAAG 5
5.1 Joe ry in ʼn motor teen ʼn spoed van 110 km/h vir 3 uur.
Bereken die afstand wat Joe in die motor gery het.
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
5.2 8 seuns dra elk R115, 50 by om ʼn tent te koop. Bereken hoeveel elkeen sal
moet bydra on dieselfde tent te koop, as daar 10 seuns in die groep is.
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
5.3 Hoe lank sal dit neem vir ʼn belegging van R5 000, wat teen 6% per jaar enkelvoudige
rente belê word, om R1 200 rente te verdien?
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
b.o.
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WISKUNDE GRAAD 9 10
5.4 Bereken die eindbedrag as R15 000 belê word teen 5,5 % per jaar saamgestelde rente vir
5 jaar.
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (3)
[12]
VRAAG 6
6.1 Bepaal die vergelyking van die gegewe reguitlyngrafiek. Gebruik + .
___________________________________________________________
___________________________________________________________
___________________________________________________________
___________________________________________________________ (4)
6.2 Bepaal die gradient van die reguit lyn, loodreg op die gegewe grafiek.
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________
_________________________________________________________________ (3)
[7]
b.o.
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WISKUNDE GRAAD 9 11
VRAAG 7
7.1 Die stingel-en-blaar-diagram hieronder verteenwoordig die punte van die leerders in ʼn
Graad 9-klas vir ʼn Wiskundetoets.
Stingel Blare
1 0 0 1 1 8
2 2 3 5 5 6 8 9
3 0 1 2 3 3 3 4 5
7.1.1 Hoeveel leerders het die toets geskryf?
_____________________________________________________________ (1)
7.1.2 Bereken die gemiddelde punt wat deur die klas behaal is.
_____________________________________________________________
_____________________________________________________________ (2)
7.1.3 Bepaal die modale punt vir die toets.
_____________________________________________________________ (1)
7.1.4 Bepaal die mediaan.
_____________________________________________________________
_____________________________________________________________ (2)
7.2 Kaarte genommer van 1 tot 6 word in ʼn sak gesit. Atlete trek ʼn kaart wat bepaal in
watter baan hul gaan deelneem vir ʼn baanitem.
7.2.1 Wat is die waarskynlikheid dat ʼn spesifieke atleet die kaart vir baan een sal trek?
_____________________________________________________________
_____________________________________________________________ (1)
7.2.2 Wat is die waarskynlikheid vir die volgende atleet om enige een van die
oorblywende nommers te trek?
_____________________________________________________________
_____________________________________________________________ (1)
[8]
b.o.
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WISKUNDE GRAAD 9 12
VRAAG 8
8.1 In die diagram hieronder is , ̂ , ̂ , Â ° en ̂ °.
A B C
𝑥 𝑦
2
°
70° 40°
2
D E F
Bereken die waardes van en .
Bewering Rede
_______ + _______ = ________ _________________________________
________
________ _________________________________
(5)
b.o.
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WISKUNDE GRAAD 9 13
8.2 In , word verleng na , en ̂ .
Bereken die grootte van ̂.
E
°2 1
C D F
Bewering Rede
̂ +̂ _______
̂ _______
̂ ̂
̂+ ̂+̂ _______
̂ _______
(6)
8.3
A
1 2
1 2
T
B C
In die bostaande diagram is ̂ ̂ en ̂ ̂.
Voltooi:
Bewering Rede
1)
(1)
b.o.
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WISKUNDE GRAAD 9 14
8.4 Die hoeklyne van ABCD halveer mekaar by .
A D
2 1
1
2
2
T 3 4
1
2 1
1 2
B
C
Bewys dat .
Bewering Rede
In en
____________________________ (4)
b.o.
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WISKUNDE GRAAD 9 15
8.5 In , , en ̂ ̂
A
1 2
1 2
B D C
8.5.1 Bewys dat .
Bewering Rede
In en
(4)
8.5.2 Bereken die lengte van as en BD = 9 cm.
Bewering Rede
In en
eweredige sye van gelykvormige
AB ...
(3)
b.o.
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WISKUNDE GRAAD 9 16
8.6
8.6.1 Gebruik ʼn passer, liniaal en ʼn skerp potlood om driehoek in die raam hieronder te
konstrueer, sodat
(2)
8.6.2 Deur meting: Die grootte van ̂ …
___________________________________________________________________ (1)
b.o.
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WISKUNDE GRAAD 9 17
8.7 Die koördinate van A is ( )
A
O
8.7.1 Skryf die koördinate van neer as die refleksie is van A in die x-as.
________________________________________________________
(1)
8.7.2 Skryf die koördinate van neer as die refleksie is van A in die y-as.
________________________________________________________
(1)
8.7.3 Skryf die koördinate van neer as A 180° antikloksgewys om die oorsprong
roteer word.
________________________________________________________
(1)
[29]
b.o.
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WISKUNDE GRAAD 9 18
VRAAG 9
Die silinder hierbo het ʼn basis met ʼn deursnit =14 , hoogte en .
9.1 Bereken die oppervlakte van die gekromde vlak van die silinder.
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________ (4)
9.2 Bereken die volume van die silinder.
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
___________________________________________________________________
(3)
[7]
TOTAAL [100]
EINDE
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WISKUNDE GRAAD 9 19
FORMULEBLAD
Enkelvoudige rente: Saamgestelde rente:
( + )
( + )
( + )
( + )
Omtrek Oppervlakte
Reghoek ( + )
Sirkel
Driehoek ( + + )
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