
Ευθεία
Authored by ΗΛΙΑΣ ΚΑΤΣΙΜΑΓΚΛΗΣ
Mathematics
1st Grade
Used 4+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Δύο ευθείες είναι παράλληλες όταν:
λ1.λ2=-1
λ1.λ2=1
λ1-λ2=0
λ1=-λ2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
H ευθεία που περνά από τα σημεία Α(2,-3) και Β(2,-4) σχηματίζει με τον άξονα χ'χ γωνία:
00
450
600
900
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η ευθεία που περνά από το σημείο Μ(2,3) και είναι κάθετη στον άξονα ψ΄ψ έχει εξίσωση :
χ=2
χ=3
ψ=2
ψ=3
χ+ψ=5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Οι ευθείες ψ=(λ+1)χ+8 και ψ=(3-λ)χ-9 είναι παράλληλες όταν λ=
3
2
1
-1
ο
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η εξίσωση της ευθείας που περνά από το Α(2,0) και είναι παράλληλη προς το διάνυσμα :
ψ=-2χ+4
ψ=-2χ-4
ψ= χ+1
ψ= χ-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Τα σημεία Α(0,-1), Β(1,1) και Γ(α+1,2α+1) είναι συνευθειακά όταν το α είναι :
1
2
3
4
για κάθε
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
H ευθεία Αχ+Βψ+Γ είναι παράλληλη στο διάνυσμα με συντεταγμένες :
(Α,Β)
(Α,-Β)
(Β,Α)
(Β,-Α)
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