Convert the Rectangular Equation to Polar Form $x = 15$ A) $r = 15 \sec \theta$

Multiple Choice

Convert the rectangular equation to polar form.Assume r > 1. $x = 15$

A) $r = 15 \sec \theta$
B) $r = \csc \theta$
C) $r = 15 \sin \theta$
D) $r = 15 \csc \theta$
E) $r = 15 \cos \theta$