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Sams Teach Yourself Internet and Web Basics All in One by T. Michael Clark, Bob Temple, Ned Snell

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Editing Selections

Making a selection is not necessarily the end of your work. You can add to the selection, subtract from the selection, expand and contract the selection, and more.

Adding to a Selection

After making an initial selection, you can add to it. To see how this option works, open a new 500×500, 72dpi image with the background set to white. Then follow these steps:

1.
Choose the Selection tool and, in the Tool Options window, set the Selection Type to Rectangle.
2.
Draw a rectangular selection in the upper-left corner of the image.
3.
Place the mouse in the lower-right corner of your selection (not too near the corner, though) and, while holding down the Shift key, draw another rectangular selection. You should now have an area selected ...

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