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Trigonometrija pravokutnog trokuta-priprema za test

Authored by Lahorka Peterman

Mathematics

9th Grade

Used 13+ times

Trigonometrija pravokutnog trokuta-priprema za test
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5 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Odredi kut nasuprot osnovice jednakokračnog trokuta, ako je njegova površina 24cm2, a visina na osnovicu iznosi 8cm.

20o33´22´´

41o6´44´´

82o 13´28´´

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Kut koji zatvaraju dijagonale pravokutnika iznosi 140o. Ako je opseg pravokutnika 28cm, odredi površinu pravokutnika.

38,37cm2

36,75cm2

48,75cm2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Odredi dulju dijagonalu romba ako mu je opseg 48cm, a jedan kut ima mjeru 82o16'. Rezultat zaokruži na cijeli broj.

16cm

17cm

18cm

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Osnovice jednakokračnog trapeza su 16cm i 10cm. Odredi šiljasti kut trapeza ako duljina kraka iznosi 8cm.

67o58'32"

20o33'22"

41o24'35"

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Duljina visine na hipotenuzu pravokutnog trokuta je 20cm, kut α iznosi  56.4°.56.4\degree.  Odredi duljinu hipotenuze .

30.1cm

43.4cm

39.5cm

45.8cm

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