Trig Bootcamp

Trig Values

100

What is 

sin (pi/6)

1/2

200

cos ((2pi)/3)

-1/2

300

sin((5pi)/4)

-(sqrt2)/2

400

cos ((3pi)/2)

0

500

tan (pi/2)

Undefined

Angles in Radians

100

What is 45 DEGREES in radians?

pi/4

200

What quadrant does the angle 285 degrees lie in?

Quadrant 3

300

What is the positive angle version of 

-(4pi)/3

(2pi)/3

400

What is the angle below in simpler form?

(13pi)/6

pi/6

500

What is the simplest form of the angle:

-(10pi)/3

(2pi)/3

Qualities of the Unit Circle

100

In what quadrant does the following point lie?

(sqrt3/2,1/2)

Quadrant 1

200

In what quadrants is cosine positive?

Quadrants 1 and 4

300

What is the range of values for sine?

-1 to 1

400

How many unit long is the radius of the unit circle?

1

500

What quadrant has a negative cosine and positive sine value?

Quadrant 2

Solving Trig Equations

100

cosx=sqrt3/2

pi/6,(11pi)/6

200

sin x=1

pi/2

300

2cos(sin^-1(sqrt2/2))

sqrt2

400

2sinx+1=0

(7pi)/6,(11pi)/6

500

2cosx+sqrt3=0

(5pi)/6,(7pi)/6

Logs

100

sin^2x+cos^2x=

1

200

log_2 16=

4

300

log_16 4=

1/2

400

Log_3 27=

3

500

log_9 (1/9)=

-1