Here you go. The answer is r = c/ pi. Simply divide both side by pi, in order to isolate the variable r.
Answer:
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Explanation:
The science of classifying living things is called taxonomy. Linnaeus introduced the classification system that forms the basis of modern classification. Taxa in the Linnaean system include the kingdom, phylum, class, order, family, genus, and species. Linnaeus also developed binomial nomenclature for naming species.