Solve the Problem $6.6$ Meters Use the Formula $\mathrm { A } = \pi \mathrm { r } ^ { 2 }$

Multiple Choice

Solve the problem.
-Joe planted a circular plant garden in his backyard. Find the area of his garden if the radius is $6.6$ meters. Use the formula $\mathrm { A } = \pi \mathrm { r } ^ { 2 }$ .

A) $41.47 \mathrm {~m} ^ { 2 }$
B) $429.92 \mathrm {~m} ^ { 2 }$
C) $136.85 \mathrm {~m} ^ { 2 }$
D) $20.73 \mathrm {~m} ^ { 2 }$