Using the Figure Below,if ? = 20° and Y = $$r = \frac { 5 } { \cos 4 ^ { \circ } }$$

Multiple Choice

Using the figure below,if ? = 20° and y = 16,determine the exact value of r.

A) $$r = \frac { 5 } { \cos 4 ^ { \circ } }$$
B) ? $r = \frac { 16 } { \cos 20 ^ { \circ } }$
C) ? $r = \frac { 4 } { \csc 5 ^ { \circ } }$
D) ? $r = \frac { 16 } { \tan 20 ^ { \circ } }$
E) ? $r = \frac { 16 } { \sin 20 ^ { \circ } }$