Answer:
7
Step-by-step explanation:
formula for circumference of a circle is
d
7
=
d
d = 7
Joint variation means that w=kxy where k is constant.
Finding k:
12=k*2*18
12=36k
k=1/3
Now plug in second set of values
16= 1/3*6*y
16=2*y
y=8
Final answer: 8
I Believe it is 80% but I am not sure
Answer:
Step-by-step explanation:
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