Тригонометрия

Тригонометрия

8th Grade

6 Qs

quiz-placeholder

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Тригонометрия

Тригонометрия

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Акмарал Байбатшаева

Used 14+ times

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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin2a+cos2a=\sin^2a+\cos^2a=  

-1

0

1

tga

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos900=\cos90^0=  

1

0

 22\frac{\sqrt{2}}{2}  

-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin π3=\sin\ \frac{\pi}{3}=  

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 22\frac{\sqrt{2}}{2}  

0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos π4=\cos\ \frac{\pi}{4}=  

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 22\frac{\sqrt{2}}{2}  

0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos π2=\cos\ \frac{\pi}{2}=  

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 22\frac{\sqrt{2}}{2}  

0

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 ctg π6=\operatorname{ctg}\ \frac{\pi}{6}=  

 11  

 33\frac{\sqrt{3}}{3}  

 3\sqrt{3}  

0