Mathematics, 01.12.2020 20:30 joe805
Circle A has a diameter of approximately 20 inches and an area of approximately 300 in2. Circle B has a diameter of approximately 60 inches. Which of these could be the area of Circle B?
Answers: 2
), measured in square inches, is directly proportional to the square of its diameter (
), measured in inches. That is:
is the constant of proportionality, dimensionless.
, 
and 
, then:
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Circle A has a diameter of approximately 20 inches and an area of approximately 300 in2. Circle B ha...
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