Write the Complex Number in Rectangular Form $4 \operatorname { cis } 135 ^ { \circ }$

Multiple Choice

Write the complex number in rectangular form.
- $4 \operatorname { cis } 135 ^ { \circ }$

A) $4 \sqrt { 2 } - 2 \mathrm { i } \sqrt { 2 }$
B) $2 \sqrt { 2 } - 2 \mathrm { i } \sqrt { 2 }$
C) $4 \sqrt { 3 } + 2 \mathrm { i } \sqrt { 3 }$
D) $- 2 \sqrt { 2 } + 2 \mathrm { i } \sqrt { 2 }$