
KONSEP VEKTOR
Presentation
•
Mathematics, Education
•
12th Grade
•
Hard
NURUL Moe
Used 5+ times
FREE Resource
15 Slides • 11 Questions
1
KONSEP VEKTOR
By Cikgu Nurul Azilah Ibrahim
2
KUANTITI SKALAR
KUANTITI VEKTOR
Kuantiti skalar mempunyai saiz sahaja. Contoh jisim, laju dan jarak.
Kuantiti vektor mempunyai magnitud dan arah. Contoh berat, halaju dan sesaran.
3
Multiple Choice
Tentukan sama ada yang berikut ialah kuantiti vektor atau kuantiti skalar.
Ghani berjalan kaki dari rumah kedai runcit sejauh 2 km.
kuantiti skalar
kuantiti vektor
4
Multiple Choice
Tentukan sama ada yang berikut ialah kuantiti vektor atau kuantiti skalar.
Sebuah motorsikal dipandu dengan kelajuan 80 km j-1 ke arah timur.
kuantiti skalar
kuantiti vektor
5
Multiple Choice
Tentukan sama ada yang berikut ialah kuantiti vektor atau kuantiti skalar.
Suhu badan Rina mencecah 39oc
kuantiti skalar
kuantiti vektor
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TATATANDA VEKTOR DAN MAGNITUD
Tatatanda vektor menggunakan tembereng garis berarah.
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Mencari magnitud dan arah titik A ke titik B.
∣∣∣AB∣∣∣=52+52=50=52 AB ialah 52 dan arah ke timur laut.
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Multiple Select
∣∣∣JK∣∣∣=22+42=20
∣∣∣JK∣∣∣=32+42=25
∣∣∣f∣∣∣=42+22=20
∣∣∣f∣∣∣=32+42=25
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VEKTOR SIFAR
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VEKTOR SAMA
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Multiple Select
Cari pasangan vektor yang sama/serupa.
MN=CD
MN=KL
f = d
d = a
KL=EF
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VEKTOR NEGATIF
13
Multiple Select
Nyatakan vektor-vektor negatif.
AB=−DE
AF=−CD
BC=−EF
−BC=EF
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SIFAT-SIFAT PENDARABAN VEKTOR DENGAN SKALAR
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KESIMPULAN DARIPADA KES 1 DAN KES 2
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VEKTOR SELARI
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TITIK-TITIK SEGARIS = VEKTOR SELARI
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Multiple Select
Nyatakan setiap vektor pada rajah dalam sebutan c.
RS=c
RS=2c
PQ=3c
LM=−c
LM=−2c
19
Multiple Select
Diberi PQ=a, QR=b, RS=−2a, dan ST=4b. Pasangan vektor manakah yang selari?
RS=−2PQ. RS dan PQ adalah selari.
RS=2PQ. RS dan PQ adalah selari.
ST=4QR. ST dan QR adalah selari.
ST=41QR. ST dan QR adalah selari.
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HUKUM SEGITIGA
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HUKUM POLIGON
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HUKUM SEGI EMPAT SELARI
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Multiple Select
Rajah menunjukkan segi empat selari PQRS.
Ungkapkan PQ
PQ=PR +RQ
PQ=PS +RQ
PQ=QR +RP
PQ=PS +SQ
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Multiple Select
Rajah menunjukkan segi empat selari PQRS.
Ungkapkan PR
PR=RP +RQ
PR=PQ +QR
PR=PS −RS
PR=PS +SQ
26
Multiple Select
Rajah menunjukkan segi empat selari PQRS.
Ungkapkan QR
QR=QP +RQ
QR=QP −PR
QR=QP −RP
QR=QS +SR
KONSEP VEKTOR
By Cikgu Nurul Azilah Ibrahim
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