Go step by step to reduce the radical sqrt 180

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?