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

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

This side being known the decagon can be constructed, and if the vertices are joined alternately, leaving out half their number, we obtain the regular pentagon.

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

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

To construct a regular pentagon, we find it convenient first to construct a regular decagon.

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