Everyone 1/2 hour naomi stretches her neck every 1/3 hour she stretches her legs everyone 1/6 hour she stretches her arms which part of her body will naomi stretch when 2/3 of an hour has passed

Aconstruction worker needs to put a rectangular window in the side of a building he knows from measuring that the top and bottom of the window have a width of 8bfeet and the sides have a length of 15 feet he also measured one diagonal to be 17 feet what is the length of the other diagonal