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Тригонометрия 2

Authored by Kakashi Hataki

Mathematics

1st Grade

Used 17+ times

Тригонометрия 2
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin(180°+α)\sin\left(180\degree+\alpha\right)  

 cosα\cos\alpha  

 sinα\sin\alpha  

 cosα-\cos\alpha  

 sinα-\sin\alpha  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos(30°)\cos\left(-30\degree\right)  

 12\frac{1}{2}  

 11  

 32\frac{\sqrt{3}}{2}  

 32-\frac{\sqrt{3}}{2}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tgα×ctgα=?tg\alpha\times\operatorname{ctg}\alpha=?  

 sina\sin a  

 11  

 1-1  

 00  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tg=?tg=?  

 қарсы жатқан катетгипотенуза\frac{қарсы\ жатқан\ катет}{гипотенуза}  

 іргелес жатқан катет гипотенуза\frac{іргелес\ жатқан\ катет\ }{гипотенуза}  

 қарсы жатқан катетіргелес жатқан катет\frac{қарсы\ жатқан\ катет}{іргелес\ жатқан\ катет}  

 іргелес жатқан катетқарсы жатқан катет\frac{іргелес\ жатқан\ катет}{қарсы\ жатқан\ катет}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 210° қай ширекте жатады?-210\degree\ қай\ ширекте\ жатады?  

 11  

 22  

 33  

 44  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 ctg(π2α)\operatorname{ctg}\left(\frac{\pi}{2}-\alpha\right)  

 tgatga 

 ctga\operatorname{ctg}a  

 ctga-\operatorname{ctg}a  

 tga-tga  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 sin225°\sin225\degree  

 11  

 22\frac{\sqrt{2}}{2}  

 32\frac{\sqrt{3}}{2}  

 22-\frac{\sqrt{2}}{2}  

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