Locations after Rotations

Front

How do you find the X value after rotating around a circle?

Back

Cos(x)

Front

How do you find the y-value after rotating around a circle?

Back

Sin(x)

Front

Exact ordered pair after rotating around 60^o? Options:

(cos(60), sin(60))

,

(sin(60), cos(60))

,

(cos(60), tan(60))

,

(6, 0)

Back

(cos(60), sin(60))

Front

Exact ordered pair after rotating for π/2 radians?

Back

(cos(π/2), sin(π/2))

Front

Exact location after rotating 210^o? Options:

(sin(210), cos(210))

,

(cos(210), sin(210))

,

(tan(210), sin(210))

,

(1, 0)

Back

(cos(210), sin(210))

Front

Approximate location after rotating for 60 degrees? Options: (.866, .5), (.5, .866), (-.5, -.866), (-.952, -.304)

Back

(.5, .866)

Front

Approximate location after rotating 3π/2 radians? Options: (0, 1), (0, -1), (.997, .082), (.5, -.5)

Back

(0, -1)

Front

Approximate location after rotating 11π/6 radians? Options: (.866, -.5), (-.5, .866), (.995, .1), (.1, .995)

Back

(.866, -.5)

Front

What is the x-value where the man is pointing (rotation of 60^o)? Options:

1/2

,

-1/2

,

0

,

1

Back

1/2

Front

How many radians in a full circle?

Back

2π