How do you know if a printer needs routine maintenance?

What side length would you specify if you were required to create a regular hexagonal plate that was composed of 33 cm(squared) of sheet metal? dimension the side length to 0.1 cm

What is used to analyze and summarize your data without graphical support

Who needs to approve a change before it is initiated? (select two.) -change board -client or end user -ceo -personnel manager -project manager