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

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

The purpose of this problem is to prepare for the construction of the regular decagon and pentagon.

From The Teaching of Geometry by Smith, David Eugene

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

But the children wanted to know all the names, taking pleasure in learning even 54 the most difficult, such as trapezium, and decagon.

From Dr. Montessori's Own Handbook by Montessori, Maria