Identify Polar Graphs

What is the equation of the circle shown?

•  

   $r=3\cos\left(\theta\right)$

   

•   $r=-3\cos\theta$ 

•  $r=3\sin\theta$  

•  $r=-3\sin\theta$  

What is the equation of the given graph?

• $r\ =\ 3\cos\theta$

• $r\ =-3\cos\theta$

• $r=3\sin\theta$

• $r=-3\sin\theta$

What is the equation of the given graph?

• $r^2=25\sin\left(2\theta\right)$

• $r^2=25\cos\left(2\theta\right)$

• $r^2=5\sin\left(2\theta\right)$

• 
  $r^2=5\cos\left(2\theta\right)$

What is the equation of the given graph?

• $r^2=16\sin\left(2\theta\right)$

• $r^2=16\cos\left(2\theta\right)$

• $r^2=4\sin\left(2\theta\right)$

• 
  $r^2=4\cos\left(2\theta\right)$

What is the equation of the given graph?

• $r=2\sin\left(7\theta\right)$

• $r=-2\sin\left(7\theta\right)$

• $r=2\cos\left(7\theta\right)$

• 
  $r=-2\cos\left(7\theta\right)$

What is the equation of the given graph?

• $r=2\sin\left(7\theta\right)$

• $r=-2\sin\left(7\theta\right)$

• $r=2\cos\left(7\theta\right)$

• 
  $r=-2\cos\left(7\theta\right)$

What is the equation of the given graph?

• $r=3+3\cos\theta$

• $r=3-3\cos\theta$

• $r=3+3\sin\theta$

• 
  $r=3-3\sin\theta$

What is the equation of the given graph?

• $r=3-3\sin\theta$

• $r=3+3\cos\theta$

• $r=3+3\sin\theta$

• 
  $r=3-3\cos\theta$

What is the equation of the given graph?

• $r=2-5\sin\theta$

• $r=1-6\sin\theta$

• $r=2+5\sin\theta$

• 
  $r=1+6\sin\theta$

What is the equation of the given graph?

• $r=1-6\sin\theta$

• $r=3-4\sin\theta$

• $r=1+6\sin\theta$

• 
  $r=3+4\sin\theta$