Answer:

then Radias equal to 5.5676
Step-by-step explanation:
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I think it would be B i hope this helps
Answer:
C. 4 and 9
Step-by-step explanation:
All the factors of 36 is 1, 2, 3, 4, 6, 9, 12, and 36.
The value of a would be 3.5, as a=1 when b=10 means that a is worth 1/10 of b's value.