
Pi numarul
Authored by Petru Ciuculescu
Mathematics
7th Grade
Used 1+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce este numărul Pi?
3.142
3.14159
3.1415
3.14
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este valoarea aproximativă a lui Pi?
3.14
3.0
3.141
3.15
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De ce este Pi important în geometrie?
Pi este folosit pentru a calcula volumele cuburilor.
Pi este esențial pentru a măsura unghiurile în triunghiuri.
Pi este important pentru a determina lungimea liniilor drepte.
Pi este esențial pentru a calcula circumferințele și ariile cercurilor.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ce formă are curba lui Pi?
Curba lui Pi are forma unui cerc.
Curba lui Pi are forma literei 'P'.
Curba lui Pi are forma unui triunghi.
Curba lui Pi are forma literei 'π'.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câte cifre zecimale are Pi?
Treia
Două
Cincizeci
Infinte
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este formula pentru a calcula circumferința?
C = πd
C = 3πr
C = 2πr
C = 2r
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Care este simbolul lui Pi?
e
π
3.14
√2
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