
Riņķis, riņķa laukums.

Quiz
•
Mathematics
•
8th Grade
•
Medium
Ligita Silova
Used 2+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kas ir riņķis?
Plaknes daļa, kuru ierobežo līnija.
Plaknes daļa, kuru ierobežo vairākas līnijas
Telpiskā figūra
Funkcija
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kā matemātiski apzīmē riņķa rādiusu?
A
Rādiuss
r (R)
ra
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vai zīmējuma parādīts riņķa sektors?
Nē
Jā
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kādi lielumi nepieciešami, lai aprēķinātu riņķa laukumu?
Diametrs
Rādiuss
Tilpums
Leņķis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kāda ir riņķa laukuma aprēķināšanas formula?
Sriņķim=R
Sriņķim=2πR
Sriņķīm=πR2
Sriņķim=R2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kāds ir riņķa laukums, ja tā diametrs ir 10 cm liels? (π=3)
15 cm2
30 cm2
75 m2
75 cm2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Riņķa rādiuss ir 2 cm liels, bet sektora virsotnes leņķis ir 180o liels. Aprēķini riņķa sektora laukumu!
(Aprēķinos izmanto, ka π=3).
30 cm2
6 cm2
90o
12 cm2
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