What were the most important lessons Peter the Great learned in Amsterdam?

Peter apprenticed himself with a master shipbuilder to learn all the secrets of the shipbuilding trade, but he had to do it under an assumed identity, as apprenticing a Russian czar would have been too intimidating to a commoner.

this is not a question its simply asking you to read and write a few sentences and   the question on the bottom its fairly easy, you can do this!

254.34

step-by-step explanation:

the formula for area of a circle is given by

a = pi * r^2

a = pi * 9^2

a = 81*pi

using 3.14 as an approximation for pi

a = 3.14*81

a = 254.34