What is the best approximation for the circumference of a circle with a radius of 45 cm?
Use 3.14 to approximate pi.
A: 70.65 cm
B: 141.3 cm
C: 282.6 cm
D: 6358.5 cm
Use 3.14 to approximate pi.
A: 70.65 cm
B: 141.3 cm
C: 282.6 cm
D: 6358.5 cm