Answer:
37.68 inches
Step-by-step explanation:
The equation for the circumference of the circle is:

We can substitute 6 in for "r" and 3.14 for "π":

Answer:
The working is done in the image attached.
Answer:
2
Step-by-step explanation:
the - means you have to subtract to add. so subtract 3 over 4 and you get 2
Answer:
6+3i
Step-by-step explanation:
4+2=6
-3i+6i=3i
6+3i