Solve for the Indicated Variable $A = 2 \pi a ^ { 2 }$

question 105

Multiple Choice

Solve for the indicated variable.
- $A = 2 \pi a ^ { 2 }$ , for $a$

• A) \(\mathrm { a } = \frac { \pm \mathrm { A } \sqrt { 2 \pi } } { 2 \pi }\)
• B) \(\mathrm { a } = \frac { \pm \sqrt { \mathrm { A } \pi } } { 2 }\)
• C) \(a = \frac { \pm \sqrt { 2 \pi \mathrm { A } } } { 2 \pi }\)
• D) \(a = \sqrt { 2 \pi \mathrm { A } }\)

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