Respuesta :

Answer: 25.13cm is the circumference of the diameter of 4cm.

anonlol3

To find the circumference of a circle you would need to use the formula 2πr.

Since the diameter is twice the radius...

(Assuming that π = 3.14)

2 * 3.14 * (4 / 2)

2 * 3.14 * 2

6.28 * 2

= 12.56 cm

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