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Valjak

Authored by Aleksandra Danilović

Mathematics

8th Grade

Used 32+ times

Valjak
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8 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Osnova valjka je oblika

pravougaonika

kruga

trougla

romba

2.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

Media Image

Posmatraj sliku i dopuni rečenicu:

Slovom '_' obeležen je poluprečnik osnove, a slovom '_' visina valjka. (Upiši odgovarajuća slova.)

(a)  

3.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Razvijeni omotač pravog kružnog valjka je oblika

pravougaonika

kruga

trougla

kvadrata

trapeza

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Kolika je površina valjka na slici?

P = 12πcm2

P = 24πcm2

P = 32πcm2

P = 48πcm2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Odredi zapreminu valjka na slici

P = 12πcm3

P = 24πcm3

P = 36πcm3

P = 48πcm3

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Izračunaj površinu valjka ako je prečnik osnove 10cm, a visina valjka 8cm.

(a)  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Zapremina valjka je 135πcm3 . Ako je njegova visina 15cm, kolika je površina tog valjka?

90πcm2

78πcm2

99πcm2

108πcm2

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