SOLUTION: If two semi‐circles A and B have radii of 12 and 16, respectively, what is the ratio of their areas?

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Question 341324: If two semi‐circles A and B have radii of 12 and 16, respectively, what is the ratio of their areas?
Answer by Alan3354(69443) About Me  (Show Source):
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If two semi‐circles A and B have radii of 12 and 16, respectively, what is the ratio of their areas?
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12 to 16 = 3 to 4 ratio
Area is a function of the square of the radius.
--> 9 to 16 area ratio