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Trigonometrija pravokutnog trokuta A

Authored by Karolina Brleković

Mathematics

9th Grade

Used 7+ times

Trigonometrija pravokutnog trokuta A
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12 questions

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1.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Omjer priležeće katete i najduže stranice u pravokutnom trokutu je kosinus kuta.

TOČNO

NETOČNO

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Kosinus šiljastog kuta u pravokutnom trokutu omjer je __________________ i hipotenuze.

priležeće katete

nasuprotne katete

bilo koje katete

3.

MULTIPLE SELECT QUESTION

5 mins • 1 pt

Maksimalna vrijednost sinusa kuta u pravokutnom trokutu je 1.

TOČNO

NETOČNO

4.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Ako je

 cosα=35\cos\alpha=\frac{3}{5}  , a stranica c = 15 koliko je duljina stranice b?



(a)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Koliko iznosu sinus kuta

 β\beta  na slici?

1

 22\frac{\sqrt{2}}{2}  

 2\sqrt{2}  

nije moguće odrediti

6.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Korištenjem kalkulatora izračunaj:
Kut

 β\beta  ako je poznato  sinβ=0.2288\sin\beta=0.2288  (kut zapišite u stupnjevima zaokruženo na 4 decimale)



(a)  

7.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Korištenjem kalkulatora izračunajte kosinus kuta

 α\alpha  ako je  α=23°45,56,,\alpha=23\degree45^,56^{,,}  (Rezultat zaokružite na 4 decimale)



(a)  

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