The orthographic projection shows a front view (top box) and a top view (bottom box).

Here are the answers to the questions: 1) The orthographic projection shows a front view (top box) and a top view (bottom box). The front view shows a large rectangle with a smaller rectangle centered on top. The top view shows a large rectangle with a line in the middle, indicating the width of the smaller, raised feature. This describes an object that is a rectangular base with a smaller, rectangular block placed centrally on top. When viewed from the right end, you would see the total height of the object and its depth. This would appear as a simple rectangle. The correct option is E. 2) Given angles X = 45^ and Y = 45^. The sum of these angles