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Тригонометрия 9 сынып

Authored by Aikenzhe Seitzhankyzy

Mathematics

9th Grade

Used 21+ times

Тригонометрия 9 сынып
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5 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

1. Өрнектің мәнін тап: cos(-120)

 22\frac{\sqrt{2}}{2}  

 32\frac{\sqrt{3}}{2}  

 12\frac{1}{2}  

 12-\frac{1}{2}  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt


 1sin2α=?1-\sin^2\alpha=?  

 sin2α\sin2\alpha  

 cos2α\cos^2\alpha  

 tg2αtg^2\alpha  

 sin2α-\sin^2\alpha  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 840° қай ширекке тиісті бұрыш?840^{\degree}\ қай\ ширекке\ тиісті\ бұрыш?  

І ширек

ІІ ширек

ІІІ ширек

IV ширек

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tg(300°)tg\left(-300^{\degree}\right)  

Өрнектің мәнін тап:

 3-\sqrt{3}  

 33\frac{\sqrt{3}}{3}  

 11  

 12-\frac{1}{2}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sinα=23 болса, cosα ның мәнін тап:\sin\alpha=\frac{2}{3}\ болса,\ \cos\alpha\ -ның\ мәнін\ тап:  

 34\frac{\sqrt{3}}{4}  

 23\frac{\sqrt{2}}{3}  

 53\frac{\sqrt{5}}{3}  

 34\frac{3}{4}  

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