Find the Area A $31.416 \mathrm{ft}^{2}$ B) $62.832 \mathrm{ft} 2$ C) $20 \mathrm{ft}^{2}$

Multiple Choice

Find the area A. Round the answer to three decimal places.
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A) $31.416 \mathrm{ft}^{2}$
B) $62.832 \mathrm{ft} 2$
C) $20 \mathrm{ft}^{2}$
D) $3.142 \mathrm{ft}^{2}$