# Right Triangle Inscribed in Semicircle Shows Mean Proportional

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Right triangle inscribed in semicircle. Illustration shows that the perpendicular from any point in the circumference to the diameter of a circle is the mean proportional between the segments of the diameter.

### Keywords

circle, diameter, triangles, proportion, Right Triangle, Semicircle, Circumference, proportions, proportionate, mean proportional### Galleries

Proportions### Source

G.A. Wentworth *Plane And Solid Geometry* (Boston: Ginn & Company, 1899) 161

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