Thanks to whoever solve this!

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Questions

The following questions were asked by visitors named Thanks to whoever solve this!.

A painting in an art gallery has height h and is hung so its lower edge is a distance d above the eye of an observer. How far from the wall should the observer stand to get the best view? (In other words, where should the observer stand so as to maximize...

Answers

The following answers were posted by visitors named Thanks to whoever solve this!.