Respuesta :

Answer:

38π

Step-by-step explanation:

The circumference of a circle is calculated by multiplying the diameter of a circle by π. The radius is half of the diameter. So 19 x 2 = 38. 38π

Answer:

119.380521 in

Step-by-step explanation:

C= 2piR

C= 2xpixR

C= 2xpix19

C= 2x3.14x19

C= 6.28x19

C= 119.32

Which is approximately 119.380521