Free Printable Unit 11A Lesson 10

1.

a)

32/40

b)

40/24

c)

32/24

d)

24/32

2.

The Pythagorean Theorem ONLY works on which triangle?

a)

obtuse

b)

scalene

c)

isosceles

d)

right

3.

What is the tangent ratio?

a)

b)

c)

4.

How do you convert from degrees to radians?

a)

multiply by the factor
π/180

b)

multiply by the factor 180/
π

c)

use your calculator

d)

ask siri

5.

What are co-terminal angles?

a)

angles that share the same terminal side

b)

angles that are supplementary

c)

angles that are complimentary

d)

angles that are opposite each other

6.

What is a reference angle?

a)

angles measuring more than 180 degrees

b)

co-terminal with another angle

c)

an angle measured in degrees

d)

Acute, positive angle formed with terminal side and x axis

7.

What is the compliment of an angle?

a)

You look lovely today

b)

Angle + compliment= 180 degrees

c)

Angle + compliment = 90 degrees

d)

A radian

8.

In which quadrants is the sine function positive?

a)

1

b)

1,2

c)

2,3

d)

All

9.

In which quadrants is the cosine function positive?

a)

1,2

b)

2,3

c)

3,4

d)

1,4

10.

Please select the correct solution
cos²x + sin ²x=

a)

1

b)

csc²x + sec²x

c)

sin²x

d)

1 - sin²x

11.

Please select the correct solution

a)

csc x

b)

sec x

c)

cot x

d)

tan x

12.

Why doesn't 2cosx − 3 = 0 have solutions?

a)

cosx is never bigger than one

b)

cosx is never equal to a fraction

c)

Actually, this equation does have a solution, x = π

d)

This equation will have a solution tomorrow.

13.

Fill in the blank:

tan(x) = ____ / cos(x)

a)

sin(x)

b)

cos(x)

c)

sec(x)

d)

csc(x)

14.

At which of the following angles is tangent undefined?

a)

$\theta=0\degree$

b)

$\theta=180\degree$

c)

$\theta=-270\degree$

d)

$\theta=240\degree$

15.

If $\cos\left(\theta\right)=a$ , where $a>0$ , and the terminal ray of $\theta$ lies in the second quadrant, then which of the following gives the value of $\tan\left(\theta\right)$ in terms of $a$ .

a)

$\frac{1-a}{a}$

b)

$-\sqrt{1-a^2}$

c)

$\sqrt{1-a^2}$

d)

$\frac{-\sqrt{1-a^2}}{a}$

Unit 11A Lesson 10

Total questions: 15

Worksheet time: 1hrs 15mins

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