Whether you didn’t draw your sketch straight on the page, or maybe you’ve scanned the image into the computer at an angle - now you can stop with the trail-and-error of getting that rotation angle exactly right to straighten it out. Here’s a couple of the fastest ways I know how to straighten those slightly off-kilter scans we all get in Photoshop. Use this hidden feature and let Photoshop do all the work.
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