Elementary plane geometry : inductive and deductive / by Alfred Baker (1903)
Baker, Alfred, 1848-1942 · Toronto : Gage · leaf 121
the successive points of inter-section, we have a regular polygon of 5, 6, 8, . . ..... sides, as the case may be. 3. To describe a regular pentagon in a circle : A pentagon having five sides,the angle subtended at the cen-tre of the circle by the side ofa regular pentagon inscribed inthe circle,… … 11 118 Geometry. at and join the succeeding points of intersection. Theconstruction being accurately made, the bevel willshow the equality of the angles ABC, BCD, . , . ,and the dividers will show the equality of the sidesAB, BC Of course, the eiddent equality of the isosceles tri-angles OAB, OBC,…
Geometry, Plane
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