Statics - Trusses - Zero Force Members example

[@dallasdickson11]

Hey Dr. Melnick! This is John Guglielmi (Thermo Hall of Fame Member) I am helping my friend study for his statics test at UF and pointed him to your channel as a resource. I liked and subscribed on his account too, of course!

[@engineeringdeciphered]

Haha! Yes thanks!!

[@Efe-jo2fn]

Sir because you rounded up the numbers you found the value 0. I found it’s 0.40 kN, why?