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Trig3

Authored by Dmitrii Korshunov

Fun

9th Grade

35 Questions

Used 2+ times

Trig3
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin (30°)+tan(45°)=\sin\ \left(-30\degree\right)+\tan\left(-45\degree\right)=  


-1/2

1/2

-3/2

3/2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos (60)+sin(90)=\cos\ \left(-60\right)+\sin\left(-90\right)=  

-1/2

1/2

-3/2

3/2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 sin2x+cos2x=\sin^2x+\cos^2x=  

0

1

2

3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solve sinx=12 for 0x360°Solve\ \sin x=\frac{1}{2}\ for\ 0\le x\le360\degree  

30, 330

30, 150

60, 120

60, 300

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solvesinx=32 for 0x360°Solve\sin x=\frac{\sqrt{3}}{2}\ ​for\ 0≤x≤360°  

30, 150

60, 300

30, 330

60, 120

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solvecosx=12 for 0x360°Solve\cos⁡x=-\frac{1}{2}\ for\ 0≤x≤360°  

120, 240

120, 60

60, 300

240, 300

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 Solvecosx=12 for 0x360°Solve\cos⁡x=-\frac{1}{\sqrt{2}}\ for\ 0≤x≤360°  

135, 45

150, 210

135, 225

30, 330

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