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Elements of geometry and trigonometry (1886)

Davies, Charles, 1798-1876 · New York and Chicago, A. S. Barnes and company · leaf 165

An illustration from Elements of geometry and trigonometry, 1886, leaf 165
104 GEOMETRY. Appendix 4. The dodeecudron, is a solid bounded by twelve oquaJ pentagons … 5. The icosacdron, is a solid, bounded by twenty equaequilateral triangles.

Geometry · Plane trigonometry

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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