Calculate the circumference of a circular field whose radius is 7 centimeters.
Choose the correct choice:
A) 11 π cm B) 15 π cm C) 1 π cm D) 4 π cm E) 14 π cm
Circumference C is given by   C = 2πr = 2π*7 = 14 π cm   Answer: 14 π cm2 *7= 
<gadget id="calculator">2 *7</gadget>
<output>14</output>
14 π cm   Answer: 14 π cm
<result>E</result>
Calculate the circumference of a circular field whose radius is 7 centimeters.