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Krug i kružnica

Authored by Martina Dolčić

Mathematics

10th Grade

Used 90+ times

Krug i kružnica
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Odredi mjeru kuta α\alpha  .

120°120\degree  

60°60\degree  

240°240\degree  

30°30\degree  

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Odredi mjeru kuta β\beta  .

120°120\degree  

60°60\degree  

240°240\degree  

30°30\degree  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Odredi mjeru pripadnog središnjeg kuta.

30°30\degree  

90°90\degree  

60°60\degree  

15°15\degree  

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Kolika će biti mjera svakog obodnog kuta nad većim lukom na prikazanoj kružnici?

150°150\degree  

30°30\degree  

svaki kut ima različitu mjeru jer ih ima beskonačno mnogo

60°60\degree  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Talesov teorem govori o:

Kružnom luku.

Polumjeru kružnice.

Obodnom kutu.

Središnjem kutu.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

sin⁡α=0.5 ⟹α=sin⁡−1(0.5)=30°.\sin\alpha=0.5\ \Longrightarrow\alpha=\sin^{-1}\left(0.5\right)=30\degree.  

Točno.

Netočno.

Nepotpuno.

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Odredi duljinu kružnog luka ako je polumjer kružnice r=10 cm, a pripadni središnji kut α=36°.\alpha=36\degree.  

2π cm2\pi\ cm  

7 cm7\ cm  

2 cm2\ cm  

7π cm7\pi\ cm  

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