done with Microsoft Word 97, showing a rectangle with 90° angles and width a and height b. Screenshot saved as .PNG file in Micrografx PhotoMagic. This
image is a derivative work of the following images: File:SimilarGoldenRectangles.png licensed with Cc-zero 2011-01-26T07:54:09Z Dicklyon 600x550 (8170 Bytes)
divided golden rectangle, based on Image:Golden rectangle small 2.png, which was in turn based on my Image:Golden rectangle small.png, based on my Image:Golden