Respuesta :

The answer is: 12.57m


Area:

The formula for the area of a circle is A=[tex]\pi r^{2}[/tex].  The problem gives the diameter (4); half of the diameter is the radius (r=2).

A=2π

A=6.2831m^2


Circumference:

The formula for the circumference of a circle is A=πd.

A=4π

A=12.5664m


Hope this helps!!