Arectangular prism measures 8 inches by 8 inches by 12 inches. what is it's surface area

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.