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Sedmaci kontrolni krug

Authored by Tamara Brankovan

Mathematics

7th Grade

Used 5+ times

Sedmaci kontrolni krug
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Ako je prečnik kruga 5 cm, njegov poluprečnik je:

2,5 cm

5π5\pi cm

10 cm

10π10\pi cm

25π25\pi cm2cm^2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Obim kruga poluprečnika 5 cm je: 

 10π cm10\pi\ cm  

 2,5π cm2,5\pi\ cm  

 5π cm5\pi\ cm  

 20π cm20\pi\ cm  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Površina kruga poluprečnika 5 cm je:

25π cm225\pi\ cm^2

10π cm210\pi\ cm^2

625π cm2625\pi\ cm^2

100π cm2100\pi\ cm^2

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Obim kruga je   16π16\pi  cm, označi dva tačna tvrdjenja:

Prečnik kruga je  16π16\pi  cm

Prečnik kruga je 16 cm

Površina kruga je  8π cm28\pi\ cm^2  

 16π cm216\pi\ cm^2 Je površina kruga

Površina kruga je  64π cm264\pi\ cm^2  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Obim kruga je  8π cm8\pi\ cm^{ }  površina tog kruga je:

 8π cm28\pi\ cm^2  

 4π cm24\pi\ cm^2  

 16π cm216\pi\ cm^2  

 64π cm264\pi\ cm^2  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Površina kruga je  25π cm225\pi\ cm^2  Onda je obim tog kruga:

10 cm

 10π cm10\pi\ cm  

25

 25π cm225\pi\ cm^2  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Stranica kvadrata je 12 cm, obim opisanog kruga je:

12π cm12\pi\ cm

12 cm

6π cm6\pi\ cm

24π cm24\pi\ cm

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