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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Nikolay Mikhayovich PrzhevalskyBorn 12 Apr 1839; died 1 Nov 1888 at age 49.Russian explorer. |