Spiral of Theodorus PosterEnglish-Labeled with IPA
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A poster of the spiral of Theodorus (a geometric figure built from right triangles) in English with IPA phonetic transcriptions (pronunciation guides).
See also
A poster illustrating the Pythagorean theorem.
A wall calendar (2026) with IPA phonetic transcriptions (pronunciation guides) for English (IPA only).
A poster featuring the cardinal directions (compass points).
A poster featuring the names of the months of the year.
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