decagon

Example Sentences

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Most of the list came from the state eighth grade curriculum: barometer, decagon, perpendicular .

From "Schooled" by Gordon Korman

The plan of the church was a decagon, within which six composite columns in the centre supported six semi-circular vaults.

From Old and New London Volume I by Thornbury, Walter

The rotunda, or decagon, so reminiscent of Aix-la-Chapelle, dates from a period contemporary therewith, so far as its lower walls are concerned, but the upper portions are of the twelfth century, at least.

From The Cathedrals and Churches of the Rhine by Mansfield, M. F. (Milburg Francisco)

If we make the sides of this triangle equal to the radius of the given circle, then the base will be the side of the regular decagon inscribed in the circle.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 6 "Geodesy" to "Geometry" by Various

They are not circular, but form the sides of an irregular decagon.

From Dikes and Ditches Young America in Holland and Belguim by Optic, Oliver