Answer:
9pi
Step-by-step explanation:
circumference= 2 (pi) (r)
radius = diameter \ 2
r = 9 \ 2 = 4.5in.
c = 2 (pi) (4.5)
c = 9pi or 28.3in.
Hope this helps!
Step-by-step explanation:
answer......
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Answer:
.2
Step-by-step explanation:
C = $7s
independent variable ie the changing variable is s
dependent variable ie the non changing variable is c
Are there any answer choices?