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VECTORI -

Authored by Bianca Crut

Mathematics

9th Grade

Used 10+ times

VECTORI -
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9 questions

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1.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

2 vectori care au aceeasi directie sunt vectori....

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Vectorul

 AF\overrightarrow{AF}  se poate scrie ca

 BA+FB\overrightarrow{BA}+\overrightarrow{FB}  

 AB+BF\overrightarrow{AB}+\overrightarrow{BF}  

 AB+BC\overrightarrow{AB}+\overrightarrow{BC}  

 AB+FB\overrightarrow{AB}+\overrightarrow{FB}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In triunghiul ABC, M este mijlocul laturii AB si N este mijlocul laturii AC. Sa se determine x din relatia:

 NM=xBC\overrightarrow{NM}=x\cdot\overrightarrow{BC}  

2

 12\frac{1}{2}  

 12-\frac{1}{2}  

-2

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Adunarea vectorilor se realizeaza prin

regula poligonului

regula trapezului

regula paralelogramului

regula unghiului

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Vectorul

 OA\overrightarrow{OA}  este egal cu 

 OC\overrightarrow{OC}  

 12CA\frac{1}{2}\overrightarrow{CA}  

 12AC\frac{1}{2}\overrightarrow{AC}  

 OB\overrightarrow{OB}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

În reperul xOy se dau punctele A(-1,3), B(3,5). Atunci coordonatele vectorului

 AB\overrightarrow{AB}  sunt:

(-4, 8)

(2, -2)

(4, 2)

(2,8)

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