Now just press CTRL V to paste the side into the new document and save it as an image file in your hard disk. In the same do for front, top and rear view and save the it as an image files. You can see the images below for your reference. You may be thinking from where the heck did the pink lines come, I created it just for reference, as it would be of immense help while modeling as the lines would indicate where the bonnet start and so on. {The dimensions for front and rear should be 320X240 pixels and for top view should be 720X320 pixels}.