Vektor

Vektor

10th Grade

15 Qs

quiz-placeholder

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Vektor

Vektor

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

Samodra Utomo

Used 27+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga ABC, P membagi AB dengan AP : PB = 2 : 1 dan Q titik tengah AC. Jika  CA=u\overrightarrow{CA}=\overrightarrow{u}  dan  CB=v\overrightarrow{CB}=\overrightarrow{v}  , maka  PQ\overrightarrow{PQ}  = ....

 13vu\frac{1}{3}\overrightarrow{v}-\overrightarrow{u}  

 v13u\overrightarrow{v}-\frac{1}{3}\overrightarrow{u}  

 13v16u\frac{1}{3}\overrightarrow{v}-\frac{1}{6}\overrightarrow{u}  

 16u23v\frac{1}{6}\overrightarrow{u}-\frac{2}{3}\overrightarrow{v}  

 16u+13v\frac{1}{6}\overrightarrow{u}+\frac{1}{3}\overrightarrow{v}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Perhatikan gambar ! Diketahui  a=PQ\overrightarrow{a}=\overrightarrow{PQ}  dan  b=RQ\overrightarrow{b}=\overrightarrow{RQ}  . Jika titik A adalah titik tengah PQ dan RB : BQ = 3 : 1 vektor  AB\overrightarrow{AB}  sama dengan ...

 12a+34b\frac{1}{2}\overrightarrow{a}+\frac{3}{4}\overrightarrow{b}  

 12a34b\frac{1}{2}\overrightarrow{a}-\frac{3}{4}\overrightarrow{b}  

 12a+14b\frac{1}{2}\overrightarrow{a}+\frac{1}{4}\overrightarrow{b}  

 12a14b\frac{1}{2}\overrightarrow{a}-\frac{1}{4}\overrightarrow{b}  

 12a13b\frac{1}{2}\overrightarrow{a}-\frac{1}{3}\overrightarrow{b}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui  a=4i5j+3k\overrightarrow{a}=4i-5j+3k  ,  b=2i+2j+k\overrightarrow{b}=2i+2j+k  , dan  c=4i+jk\overrightarrow{c}=4i+j-k  . Jika  p=a2b+3c\overrightarrow{p}=\overrightarrow{a}-2\overrightarrow{b}+3\overrightarrow{c}  panjang vektor  p\overrightarrow{p}  adalah ....

 3463\sqrt{46}  

 2462\sqrt{46}  

 46\sqrt{46}  

 23\sqrt{23}  

 2232\sqrt{23}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Luas segitia ABC dengan A(4, -2), B(2, 2) dan C(6,2) adalah ....

8

828\sqrt{2}

10

10210\sqrt{2}

12

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui titik P(1, 0, 2) dan titik Q(5, 4, 10). Jika PM : MQ = 3 : 1 koordinat M adalah .....

(-4, 3, -8)

(-4, 3, 8)

(-3, 4, 8)

(3, 4, 8)

(4, 3, 8)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika titik P, Q, dan R segaris dengan P(-1, 1), R(3, 5) dan PQ = QR =, koordinat Q adalah ....

(1, 3)

(-2, 3)

(-2, 2)

(-2, -2)

(-1,3)

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Pada segitiga ABC , diketahui titik A(2, 0, 1), B(2, -4, 6) dan C(-2, 5, 2). Titik P membagi AB dengan AP : PB = 3 : 1. Vektor PC = ....

4i + 8j + 2k

4i + 8j - 2k

-4i + 8j + 2k

-4i - 8j + 2k

-4i + 8j - 2k

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