Free Printable Trigonometry

1.

We can use SOH-CAH-TOA for...

a)

Any triangle ever

b)

Non-right triangles only

c)

Right Triangles only

d)

Never

2.

$\sin\left(90\degree-\theta\right)=$

a)

$\sin\theta$

b)

$\cos\theta$

c)

$\sin\left(\theta-90\degree\right)$

d)

$\cos\left(90\degree-\theta\right)$

3.

$\tan\left(90\degree-\theta\right)$

a)

$\operatorname{cosec}\left(90\degree-\theta\right)$

b)

$\operatorname{cosec}\theta$

c)

$\tan\left(\theta-90\degree\right)$

d)

$\frac{1}{\tan\theta}$

4.

Select Angles in the third quadrant

a)

50

b)

30

c)

265

d)

195

e)

70

5.

The basic angle of $220\degree$

a)

$40\degree$

b)

$55\degree$

c)

$20\degree$

d)

$160\degree$

6.

The basic angle of $320\degree$

a)

$40\degree$

b)

$55\degree$

c)

$20\degree$

d)

$160\degree$

7.

The positive ratios in the four quadrants, in the order of Quadrant 1, Quadrant 2, Quadrant 3, and Quadrant 4, respectively are...

a)

Sin, Cos, Tan, All

b)

Cos, All, Sin, Tan

c)

Tan, Cos, All, Sin

d)

All, Sin, Tan, Cos

8.

$\cos\left(-\theta\right)=$

a)

$\sin\theta$

b)

$\cos\theta$

c)

$-\cos\theta$

d)

$-\sin\theta$

9.

$\sin\left(-\theta\right)=$

a)

$\sin\theta$

b)

$\cos\theta$

c)

$-\cos\theta$

d)

$-\sin\theta$

10.

The graph is

a)

$\sin\theta$

b)

$\cos\theta$

c)

$\tan\theta$

d)

$\operatorname{cosec}\theta$

11.

The graph shows a trigonometric function with Amplitude of ____ and Period of _____

a)

$1;\ \pi$

b)

$1;\ \frac{\pi}{2}$

c)

$2;\ \pi$

d)

$2;\ \frac{\pi}{2}$

12.

The graph shows a trigonometric function with Amplitude of ____ and Period of _____

a)

$1;\ \pi$

b)

$1;\ \frac{\pi}{2}$

c)

$0.5;\ \pi$

d)

$0.5;\ \frac{\pi}{2}$

13.

$1-\frac{\cos^2x}{1+\sin x}$

Simplify the trigonometry statement, as simple as possible

a)

$\sin\theta$

b)

$\cos\theta$

c)

$\tan\theta$

d)

$\sec\theta$

14.

The graph shows of $y\ =\cos\left(3x\right)$ and $y=0.5$ . From the given image, deduce the solutions of the equation $\cos\left(3x\right)=-1$ for $0\ \le x\le\pi$

a)

$\pi$

b)

$\frac{\pi}{2}$

c)

$\frac{\pi}{3}$

d)

$\frac{\pi}{6}$

15.

$1+\tan^2=$

a)

$\operatorname{cosec}^2\theta$

b)

$\sec^2\theta$

c)

$\cos^2\theta$

d)

$\operatorname{cotan}^2\theta$

Trigonometry

Total questions: 15

Worksheet time: 10mins

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