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Betty wrote, “I know that the word part –post - means after. How does that tie into the word postulate, a self-evident assumption or axiom that is used in geometry?” There is no connection. With surprising frequency, word parts with no connection to each other accidentally wind up with identical spelling, the very same letter sequence, even though the meaning and the source are miles apart.
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Scientist and musician David Mackenzie created this interactive graph of word frequencies in They Might Be Giants lyrics. The graph is based on lyrics from 487 They Might Be Giants songs as found on the TMBW fan site (that’s a grand... Read Post

JS writes: I don't think I used the word "sketchy" till I came to college in Virginia, but now I use it with such frequency (especially whenever a party, a city or nightlife is involved) that I am surprised that the meaning I use mo... Read Post

Are you taking or teaching a geometry class? Then you’ll want to check out the Geometry Stash iPhone App created by Anson Liu, a useful quick-reference tool for iPhone. The app is a dictionary of geometry postulates and theorems, an... Read Post