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Sinusov i kosinusov poučak-2. A

Authored by Lahorka Peterman

Mathematics

9th - 12th Grade

Used 40+ times

Sinusov i kosinusov poučak-2. A
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6 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Površina šiljastokutnog trokuta je 122cm2. Duljine dviju stranica iznose 24cm i 15cm. Odredi duljinu treće stranice.

14.54cm

18.24cm

22.37cm

16.48cm

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Kružnici polumjera 20cm upisan je trokut čija su dva kuta 55o i 48o . Odredi najdulju stranicu trokuta.

45cm

40.2cm

39cm

36.5cm

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Zadan je trokut ABC sa a=16cm i c=11cm. Duljina težišnice iz vrha A iznosi 15cm. Odredi duljinu treće stranice.

18.2cm

21.4cm

23.8cm

16.3cm

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Duljine dviju stranica trokuta iznose 12cm i 17cm, a mjera kuta nasuprot duljoj stranici 63°. Kolika je mjera kuta nasuprot kraćoj stranici? (zadatak s državne mature)

35°13′

38°58′

44°28′

51°02′

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Odredi mjeru kuta  α\alpha  .  (zadatak s državne mature)

 15.2915.29^{\circ}  

 16.316.3^{\circ}  

 14.3514.35^{\circ}  

 15.8915.89^{\circ}  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

U tupokutnom trokutu ABC jest b=12cm, c=15cm i  sinα=1213\sin\alpha=\frac{12}{13}  . Odredi opseg trokuta i rezultat zaokruži na cijeli broj.

42cm

45cm

49cm

50cm

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