Lesson 13 Amplitude and Midline

What is the amplitude of

 $y=2\sin\left(\theta\right)$  ?

What is the midline of

 $y=2\sin\left(\theta\right)$  ?

What is the amplitude of

 $y=\cos\left(\theta\right)-5$  ?

What is the midline of

 $y=\cos\left(\theta\right)-5$  ?

What is the amplitude of

 $y=1.4\sin\left(\theta\right)+3.5$  ?

What is the midline of

 $y=1.4\sin\left(\theta\right)+3.5$  ?

Write an equation for the function f that describes the relationship between the angle of rotation and the vertical position of the point P,