Respuesta :

The circumference of a semi circle is half of a circle.
[tex]c = \frac{\pi \times d}{2} [/tex]
C is the circumference of the semicircle
d is the diameter

[tex]c = \pi \times 8 \div 2[/tex]
[tex]c = 12.566[/tex]

Answer:

12.56

Step-by-step explanation:

this is correct I tried it in khan!!