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NASIONALE
SENIOR SERTIFIKAAT
GRADE 10
NOVEMBER 2018
TEGNIESE WISKUNDE V2
NASIENRIGLYN
PUNTE: 100
Hierdie nasienriglyn bestaan uit 11 bladsye.
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Technical Mathematics Grade 10 P2 Eastern Cape November 2018 Memo
Grade 10 Technical Mathematics Paper 2 memorandum from the Eastern Cape November 2018, 11 pages. Read online or get the free PDF download, question paper linked when available.
Technical Mathematics · Grade 10 · Eastern Cape November · 2018. Memorandum, 11 pages. Read online or download the PDF.
- Subject
- Technical Mathematics
- Grade
- Grade 10
- Document type
- Memorandum
- Year
- 2018
- Exam period
- Eastern Cape November
- Paper
- 2
- Curriculum
- CAPS
- Pages
- 11
- File size
- 565.8 KB
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2 TEGNIESE WISKUNDE V2 (EC/NOVEMBER 2018)
VRAAG 1
1.1.1 x x y y2
M 1 2; 1
2 2
2 0 4 3 Vervanging
M ;
2 2
1
M 1; Antwoord
2 (2)
1.1.2 m y2 y1
x2 x1
MB
1
(1)
mMB 2
1 (3) Vervanging
1
1
2
1 3
1
mMB
8 Antwoord (2)
1.1.3 1
mMB
8
y mx c
1
1 ( 3) c Vervanging
8
5 5
c c
8 8
1 5 Vergelyking
y x
8 8
OF
y y1 m x x1
1
y (1) x (3) Vervanging
8
1 3
y x 1
8 8 Vereenvoudiging
1 5
y x
8 8 Antwoord (3)
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(EC/NOVEMBER 2018) TEGNIESE WISKUNDE V2 3
1.1.4 𝐶𝐷2 = (𝑥2 − 𝑥1 )2 + (𝑦2 − 𝑦1 )2
52 = ( 𝑘 − 2)2 + (0 − (−4))2 Vervanging
52 = ( 𝑘 − 2)2 + (0 + 4)2
25= (𝑘 − 2)2 + 16
Standaardvorm
k 2 4k 4 9 = 0
k 2 4k 5 0 Faktore
(𝑘 − 5)(𝑘 + 1) = 0
k 1 of k 5
∴𝑘=5 Antwoord (4)
BC x2 x1 y2 y1
1.1.5 2 2
BC 2 (3) 4 (1)
2 2
BC 34 BC
AD 5 0 0 3
2 2
AD
AD 34
BC AD 34
BC = AD
BC AD
ABCD is 'n parallelogram (teenoorst. sye van vierhoek =) Gevolgtrekking
OF
3
mBC
5
03
mAD
50
3
3 mAD mBC
mAD mBC 5
5
BC / / AD
3 1 4
mAB
03 3
04 4
mDC 4
52 3 mAB mDC
3
4 AB // DC
mAB mDC
3
AB / / DC Gevolgtrekking
ABCD is 'n parallelogram (teenoorst. sye van vierhoek ) (4)
[15]
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4 TEGNIESE WISKUNDE V2 (EC/NOVEMBER 2018)
VRAAG 2
2.1.1 𝑐𝑜𝑠𝑒𝑐𝐴 + cot 𝐵
1 1
Resiproke
sin A tan B
1 1
Vervanging
sin 57 tan 39
2.43 Antwoord (3)
2.1.2 3A
2 cos
2
3(57)
2 cos
2 Vervanging
0.16 Antwoord
(2)
2.2.1 5𝑐𝑜𝑠𝜃 = −3
3
𝑐𝑜𝑠𝜃 = −
5
Korrekte Diagram
𝑟2 = 𝑥2 + 𝑦2
52 = (−3)2 + 𝑦 2
y 4
𝑦 2 = 25 − 9
= 16
∴ 𝑦 = −4
Vervanging
𝑐𝑜𝑠𝜃 + 𝑡𝑎𝑛𝜃
3 4
5 3
3 4
Antwoord
5 3
11
15 (4)
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(EC/NOVEMBER 2018) TEGNIESE WISKUNDE V2 5
2.2.2 r r
sec sec
x x
5 Vervanging
sec
3 Antwoord
5
sec 𝜃 = −
3 Resiprook
OF
1
sec
cos
1
Vervanging
3
5
5
sec Antwoord
3
(3)
2.3 2 tan(2𝑥 + 12°) − 3 = 1
2 tan(2𝑥 + 12°) = 4 Oorbring van 3
tan(2𝑥 + 12°) = 2 tan(2𝑥 + 12°) = 2
2𝑥 + 12° = tan−1(2) tan−1 (2)
2𝑥 + 12° = 63,43°
2𝑥 = 63,43° − 12°
2𝑥 = 51,43 2x = 51,43°
𝑥 = 25,72 Antwoord (5)
[18]
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6 TEGNIESE WISKUNDE V2 (EC/NOVEMBER 2018)
VRAAG 3
3.1 ˆ 90
ABC ( AB AD) Bewering
Rede (2)
3.2 ˆ ˆ
DAC BAC 90 ( AB AD) ˆ 49
BAC
ˆ 49
BAC
Bewering & Rede
ˆ 41
ACB ( e van ABC )
ˆ AB
tan ACB
BC
Vervang. in tan verh.
AB 45 tan 41
AB 39.12m Antwoord
AB 3912cm (4)
3.3 ED
tan ˆ
EAD
AD
ED Vervanging
tan 73
45
ED 45 tan 73 Vereenvoudiging
ED 147.19m
Antwoord
ED 14719cm (3)
3.4 EC CD ED
CD 45 tan 41
CD 39.12m
CD = 3912 cm
CD 3912cm
3912 cm 14719 cm
EC 3912cm 14719 cm
EC 18631 cm Antwoord (3)
[12]
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(EC/NOVEMBER 2018) TEGNIESE WISKUNDE V2 7
QUESTION/VRAAG 4
4.1.1
x-afsnitte
y-afsnit
asimptote
vorm
(4)
4.1.2 Periode is 180º Antwoord (2)
4.1.3 𝑦 = −3𝑡𝑎𝑛𝑥 Antwoord (1)
4.2.1 𝑔(𝑥) = 𝑎 𝑠𝑖𝑛𝑥
3 = 𝑎 cos 0° Slegs antwoord: Volpunte Vervanging
3 = 𝑎(1)
𝑎=3 Antwoord
(2)
4.2.2 Waardeversameling: −1 ≤ 𝑦 ≤ 5 -1
5 (2)
[11]
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8 TEGNIESE WISKUNDE V2 (EC/NOVEMBER 2018)
VRAAG 5
′
5.1.1 P𝑅̂S= 30° (𝑣𝑒𝑟𝑤. 𝑒 ; 𝑃𝑄//RS) Bewering
Rede (2)
5.1.2 ̂ 𝑆 = 40°
𝑇𝑅 (𝑜𝑜𝑟𝑒𝑒𝑛𝑘. 𝑒 ; 𝑃𝑄//𝑅𝑆) Bewering
Rede (2)
5.1.3 𝑃̂ + 𝑄̂ + 𝑃𝑅̂ 𝑄 = 180° ( e van ∆) Bewering en rede
30°+40° + 𝑃𝑅̂ 𝑄 = 180°
𝑃𝑅̂ 𝑄 = 180° − 30° − 40°
= 110° Antwoord (2)
5.1.4 PRT PRS SRT (dieselfde ) Bewering en rede
Antwoord
PRT 300 400 700
OF
PRT Qˆ Pˆ (buite van )
PRT 40 30
PRT 70 (2)
5.1.5 𝑃̂ + 𝑄̂ = 𝑃𝑅̂ 𝑇 (buite ) Rede
OF
̂ ˆ , dus
𝑃𝑅 𝑇 is ʼn binne hoek van driehoek PQR
𝑃𝑅̂ 𝑇 is die som van 𝑄̂ en 𝑃̂ (twee
Rede
teenoorstaande binnehoeke) (1)
[9]
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(EC/NOVEMBER 2018) TEGNIESE WISKUNDE V2 9
VRAAG 6
6.1 ABDE is ‘n gelykbenige trapesium. Gegee een paar sye Trapesium
gelyk en die ander paar is ewewydig Gelyke paar
Ewewydige paar (3)
6.2.1 BAE EDB 180 (Teenoorst e van gelykbenige Trapesium) Bewering en rede
2 x EDB 180
Antwoord
EDB 180 2 x (2)
6.2.2 BAE AED(basis e: Gelykbenige trapesium) Bewering en rede
Antwoord
AED 2 x (2)
6.3 180° − 2𝑥 = 𝑥 (teenoorst e van parm ) 180° − 2𝑥 = 𝑥
3𝑥 = 180° 𝑥 = 60°
∴ 𝑥 = 60° (2)
6.4 𝐴𝐶̂ 𝐵 = 𝐶𝐴̂𝐵 (𝑣𝑒𝑟𝑤. 𝑒 AE//BD) Bewering en rede
Dus, driehoek ABC is gelykbenig Gelykbenig
Dus ABCE is ‘n Rhombus (aanlig sye is gelyk, AB=BC) Gevolgtrekking
Rede (4)
[13]
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10 TEGNIESE WISKUNDE V2 (EC/NOVEMBER 2018)
VRAAG 7
7.1.1 Bewys: In ∆𝑃𝑄𝑂 𝑒𝑛 𝑀𝑁𝑂
𝑂̂ 𝑖𝑠 𝑔𝑒𝑚𝑒𝑒𝑛𝑠𝑘𝑎𝑝𝑙𝑖𝑘 𝑂̂ 𝑖𝑠 𝑔𝑒𝑚𝑒𝑒𝑛𝑠𝑘𝑎𝑝𝑙𝑖𝑘
O𝑃̂ 𝑄 = 𝑂𝑀̂ 𝑁 (𝑜𝑜𝑟𝑒𝑒𝑛𝑘. 𝑒; 𝑃𝑄//MN) Bewering en rede
O𝑄̂ 𝑃 = 𝑂𝑁̂ 𝑀 (𝑜𝑜𝑟𝑒𝑒𝑛𝑘. 𝑒; 𝑃𝑄//MN) Bewering en rede
∆𝑃𝑄𝑂///∆ MNO () ∆𝑃𝑄𝑂///∆ MNO () (3)
7.1.2 PQ QO PO Antwoord
MN NO MO (1)
7.2.1 𝑂𝑄 𝑃𝑄 Bewering en rede
= 𝑀𝑁 ( ∆𝑃𝑄𝑂///∆ MNO)
𝑂𝑀
𝑂𝑄 6
=9 Vereenvoudiging
12
6
𝑂𝑄 = 9 ×12
Antwoord
𝑂𝑄 = 8 eenhede (3)
7.2.2 𝑃𝑀 𝑀𝑁
= 𝑃𝑄 𝑃𝑀 9
19 = 6
𝑂𝑃
𝑃𝑀 9
=6
19
Vereenvoudiging
9 57
PM= 6 ×19 = 2 ≈ 28.50 𝑒𝑒𝑛ℎ𝑒𝑑𝑒 Antwoord
(3)
[10]
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(EC/NOVEMBER 2018) TEGNIESE WISKUNDE V2 11
VRAAG 8
8.1.1 107,5° = 107° + 0.5×60 Maal met 60
= 107 + 30 30’
= 107°30′00" 00” (3)
8.1.2 69°64′89" = 69° + 64 + 89 Deel deur 60 en 3600
60 60×60
Antwoord
= 69,1° (3)
8.1.3 𝜃 = 𝑠/𝑟 𝜃 = 𝑠/𝑟
35 180 35
= 7× 𝜋 7
= 286,48° 180
Maal met 𝜋
286,48
(4)
𝜋 17
8.1.4 2𝜋 − 9 − 120° 9𝜋
17 180
= 9 𝜋 − 120° Maal met 𝜋
17 180
= 9 𝜋× 𝜋 − 120°
= 340° − 120° Antwoord
= 220° (3)
[13]
TOTAAL: 100
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