Find the length of red arc AB
Find the length of red arc AB (r1=1, r2=2). Express result to the accuracy of 3 decimal.Correct answers: 43
The first user who solved this task is Roxana zavari.
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Arsène-Jules-Étienne-Juvénal DupuitBorn 18 May 1804; died 5 Sep 1866 at age 62.French engineer and economist who was one of the first to analyze the cost-effectiveness of public works. |