тригонометрия

тригонометрия

5th Grade

28 Qs

quiz-placeholder

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тригонометрия

тригонометрия

Assessment

Quiz

Mathematics

5th Grade

Hard

CCSS
HSF.TF.A.2

Standards-aligned

Created by

Antonia Maksimova

Used 9+ times

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28 questions

Show all answers

1.

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

2.

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

3.

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

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tg π6=tg\ \frac{\pi}{6}=  

 11  

 33\frac{\sqrt{3}}{3}  

 3\sqrt{3}  

0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

 11  

 33\frac{\sqrt{3}}{3}  

 3\sqrt{3}  

0

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Решение уравнения cosx=1Решение\ уравнения\ \cos x=-1  

 x=2πk; kNx=2\pi k;\ k\in N  

 x=π2+πk: kNx=\frac{\pi}{2}+\pi k:\ k\in N  

 x=π+πk: kNx=\pi+\pi k:\ k\in N  

 x=π+2πk: kNx=\pi+2\pi k:\ k\in N  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Решение уравнения sinx=1Решение\ уравнения\ \sin x=1  

 x=2πk; kNx=2\pi k;\ k\in N  

 x=π2+2πk: kNx=\frac{\pi}{2}+2\pi k:\ k\in N  

 x=π2+2πk: kNx=-\frac{\pi}{2}+2\pi k:\ k\in N  

 x=π2+πk: kNx=\frac{\pi}{2}+\pi k:\ k\in N  

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