Find the Area A $0.778 \mathrm {~cm} ^ { 2 }$

Multiple Choice

Find the area A. Round the answer to three decimal places.
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A) $0.778 \mathrm {~cm} ^ { 2 }$
B) $1.222 \mathrm {~cm} ^ { 2 }$
C) $4.887 \mathrm {~cm} ^ { 2 }$
D) $2.443 \mathrm {~cm} ^ { 2 }$