Sine and Cosine Applications

Which scenario describes the picture shown?

• 5 foot ramp is 8 feet away from a building.  What is the angle that the ramp makes with the ground?

• 5 foot ramp leans against an 8 foot structure.  What is the angle that the ramp makes with the ground?

• An 8 foot ramp leans
  against a building 5 feet away.  What angle does the ramp make with the ground?

• 5 foot man is 8 feet away from a building.  What is the angle of elevation?

The period of a sine or cosine graph can be found by ....

• It's always 2π

• 2π/B

• B(2π)

• 2π+B

What is the period of either graph? 
(y = sin/cos x)

• Pi

• 2Pi

• Pi/2

• Pi/4 

What is the period?

• π/4

• π/2

• 2π/3

• π

What is the amplitude of the graph? 

• 1

• 3

• 6

• 9

What is the amplitude of this function?

• 2

• 2π

• -2

• 1

What is the amplitude of the graph? 

• -2

• 2

• 4

• -4

What is the period of y=4cos5x

• 2π/5

• π

• 5

• 5π

What is the equation of this graph?

• y=cos2x

• y=2sin2x

• y=2cos2x

• y=2sinx

What is the equation of the graph?

• y = -2 cos x - 3

• y = 3 cos x - 2

• y = -7 cos x - 3

• y = -3 cos x - 4