Solve for the Indicated Variable $$\mathrm { A } = 3 \pi \mathrm { a } ^ { 2 } , \quad \text { for } \mathrm { a }$$

question 217

Multiple Choice

Solve for the indicated variable. Assume the variable you are solving for must be greater than 0.
- $$\mathrm { A } = 3 \pi \mathrm { a } ^ { 2 } , \quad \text { for } \mathrm { a }$$

• A) \[a = \frac { \sqrt { \mathrm { A } \pi } } { 3 }\]
• B) \[a = \frac { \sqrt { 3 \pi A } } { 3 \pi }\]
• C) \[\mathrm { a } = \sqrt { 3 \pi \mathrm { A } }\]
• D) \[a = \frac { A \sqrt { 3 \pi } } { 3 \pi }\]

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