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Trigonometry

Authored by Wayground Content

Mathematics

9th - 12th Grade

Trigonometry
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find tan⁡120°\tan120\degree  

sqrt(3)/3

-sqrt(3)/3

sqrt(3)

-sqrt(3)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is tan⁡(60°)\tan\left(60\degree\right) ?

22\frac{\sqrt[]{2}}{2}

32\frac{\sqrt[]{3}}{2}

33\frac{\sqrt[]{3}}{3}

3\sqrt[]{3}

3.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

 sin⁡ D = −1525\sin\ D\ =\ \frac{-15}{25}  

If D lies in Quadrant 4, then determine cos D



(a)  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the exact value of sec⁡(−π4)\sec\left(-\frac{\pi}{4}\right)  ?

 −22-\frac{\sqrt{2}}{2}  

 22\frac{\sqrt{2}}{2}  

 2\sqrt{2}  

 12\frac{1}{2}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

√3
̅ ̅ ̅2̅ ̅ ̅

cos π/6
sin π/6
cos π/3
tan π/3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Use the unit circle to evaluate


cos 4π/3

-√3/2

√3/2

1/2

-1/2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

∆XYZ and ∆GHI are similar right triangles with the right angles being at Y and H. If the sine of ∠X is 3/5, what is the cosine of ∠I?

4/5
5/3
3/5
5/4

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