Write the Equation of the Circle with the Given Center $2 \sqrt { 2 }$

Multiple Choice

Write the equation of the circle with the given center and radius.
-Center (0, 0) ,radiuss $2 \sqrt { 2 }$

A) $x ^ { 2 } + y ^ { 2 } = 8$
B) $x ^ { 2 } + y ^ { 2 } = 64$
C) $x ^ { 2 } + y ^ { 2 } = 2 \sqrt { 2 }$
D) $x ^ { 2 } + y ^ { 2 } = 4$