The Letters X and Y Represent Rectangular Coordinates $$y ^ { 2 } = 16 x$$

Multiple Choice

The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, θ) .
- $$y ^ { 2 } = 16 x$$

A) $r \sin ^ { 2 } \theta = 16 \cos \theta$
B) $\sin ^ { 2 } \theta = 16 \mathrm { r } \cos \theta$
C) $r ^ { 2 } \sin ^ { 2 } \theta = 16 \cos \theta$
D) $\sin ^ { 2 } \theta = 16 r ^ { 2 } \cos \theta$