Find the

Find the radius of the circular base of the vessel, whose perimeter is 2.51 m. Write the result to one decimal place in meters.

Via the π sign - Ludolph's number

Correct result:

r =  0.4 m


o=2.51 m  o=2 πr  r=o/(2π)=2.51/(2 3.1416)=0.4 m

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