Sen. Obama, who has taught courses in constitutional law at the University of Chicago, has regularly referred to himself as a constitutional law professor, most famously at a March 30, 2007, fundraiser when he said, I was a constitutional law professor, which means unlike the current president I actually respect the Constitution..
Hip roof. A hip roof, hip-roof or hipped roof, is a type of roof where all sides slope downwards to the walls, usually with a fairly gentle slope. Thus it is a house with no gables or other vertical sides to the roof. A square hip roof is shaped like a pyramid.
Gable roof. A gable roof[1] is the classic, most commonly occurring roof shape in those parts of the world with cold or temperate climates. It consists of two roof sections sloping in opposite directions and placed such that the highest, horizontal edges meet to form the roof ridge.