Just when traditional annual reports have all but disappeared in the business world, a guy named Dan Meyer in the beach town of Santa Cruz, California, has produced his own personal 2009 annual report in video format. A high school math teacher by day, Meyer aimed for the kind of accuracy that even an independent auditing firm would admire. On his blog, he credited his speed in getting his report out so fast to having a “working knowledge of a) the degree measure of angles, b) proportions, c) percents, d) coordinates, e) 3D space, f) modular arithmetic, and g) linear interpolation. “ He adds that he even calculated an integral.

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