Corner attributes are retained if you scale and rotate your rectangle. Adobe Illustrator CC works with speed and stability on large, complex files, and move designs efficiently among Adobe’s creative applications.Features Of Adobe Illustrator CC 2015 :Live Shapes: Rectangles and Rounded RectanglesRectangles now have quickly modifiable corners, including independent radius control. Express your creative vision with shapes, color, effects, and typography. Adobe Illustrator CC software is the industry standard vector-drawing environment for designing across media.