Respuesta :

Space

Answer:

C = 12.56 km

Step-by-step explanation:

Remember C = 2πr

C = 2(3.14)(2)

C = 12.56

And we have our final answer!

tiasiyguang

Answer:

Step-by-step explanation:

The circle's circumference is modeled by the equation C=2πr. R is the readius of the circle, and pi is the symbol for the number 3.1419...... and it's infinite. So if C=2π（2）, the answer for the circumference of a circle with a radius of 2 km would be 4π km, or approximately 12.57 km.

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