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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Magnus HussBorn 22 Oct 1807; died 22 Apr 1890 at age 82. Swedish physician who coined the word <i>alcoholism</i> and was the first to define it as a chronic, relapsing disease. (Some risks related to alcohol consumption had been mentioned earlier in lectures by Carl von Linné in the 18th century.) |