CHAPTER 3 REVIEWSlide 2CADSolidWorksORTHOGRAPHIC DRAWINGOBLIQUE DRAWINGVANISHING POINTPERSPECTIVE DRAWINGISOMETRIC DRAWINGSCALEMETRIC SYSTEMSlide 12CHAPTER 3 REVIEWWhat are the 7 steps of Engineering Design Process ?1. Define the problem2. Research the problem3. Develop possible solutions4. Choose the best solution5. Create a prototype6. Test and evaluate7. Communicate8. RedesignCHAPTER 4BEYOND WORDSCADComputer-Aided Design, computer programs that allow engineers to create precise drawings of their design ideas.SolidWorksSoftware program that allow engineers to construct a model in three-dimensional.ORTHOGRAPHIC DRAWINGTwo-dimensional representation of a 3-D object using views of each side of object.OBLIQUE DRAWINGFront side of the object appears flat in the picture plane and the side and top of the object are a 45-degree angle to the horizontal lines of the front side.VANISHING POINTThe parallel lines appear to converge on an imaginary point on the horizon is call the vanishing point.PERSPECTIVE DRAWINGThe lines of the object that move away from the viewer converge on an imaginary pointISOMETRIC DRAWINGAll vertical lines are drawn vertically, but all horizontal lines are drawn at 30 degree to the horizontal.SCALERatio of the size of an object in a drawing to the size of the object in real life.METRIC SYSTEMSystem of measurements in which all of the units are based on multiples of
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