A circular piece of metal has a radius of 3.5 meters. The metal sells for $3.25 per m². What is the total cost of the circular piece of metal?
Use 3.14 for pi.
A$11.38
B$38.47
C$71.44
D$125.01
Use 3.14 for pi.
A$11.38
B$38.47
C$71.44
D$125.01