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.
#brainteasers #math
Circumnavigation by linerIn 1923, the Cunard liner Laconia arrived in New York City, becoming the first passenger ship to circumnavigate the world, a cruise of 130 days. |