 A polyhedron is called a prismatoid if it has for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base and the opposite vertex or side common with the other base.  Solid Geometry - Page 313by Wooster Woodruff Beman, David Eugene Smith - 1900 - 139 pagesFull view - About this book
 | George Albert Wentworth - Geometry, Solid - 1899 - 246 pages
...GEOMETRY. THE PRISMATOID FORMULA. 731. DEF. A polyhedron is called a prismatoid if it has for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base and the opposite vertex or side common with the other base. 732.... | |
 | George Albert Wentworth - Geometry - 1899 - 498 pages
...GEOMETRY. THE PRISMATOID FORMULA. 731. DBF. A polyhedron is called a prismatoid if it has for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base and the opposite vertex or side common with the other base. 732.... | |
 | George Albert Wentworth - Geometry, Solid - 1902 - 248 pages
...volume V. THE PRISMATOID FORMULA. 731. DBF. A polyhedron is called a prismatoid if it has for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base and the opposite vertex or side common with the other base. 732.... | |
 | Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1903 - 1190 pages
...polyhedron is said to be regular. A polyhedron which has for bases any two polygons in parallel POLYHKDRA. planes, and for lateral faces triangles or trapezoids...common with the other base, is called a prismatoid, (See MENSURATION.) In accordance with the definition, also all prisms and pyramids (qv ) arc included... | |
 | Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1903 - 1184 pages
...bases any two polygons in parallel PObYHEriRA. planes, and for lateral faces triangles or trapezoide which have one side in common with one base and the...common with the other base, is called a prismatoid. (See MEN'SL'KATION.) In accordance with the definition, also all prisms and pyramids (qv) are included... | |
 | George Albert Wentworth - Geometry - 1904 - 496 pages
...GEOMETRY. THE PRISMATOID FORMULA. 731. DBF. A polyhedron is called a prismatoid if it has for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base and the opposite vertex or side common with the other base. 732.... | |
 | Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1906 - 936 pages
...bases anfc- two polygons in parallel POLYHEDRA. planes, and for lateral faces triangles or trape-zoide which have one side in common with one base and the...or side in common with the other base, is called a prixmatoid. (See MENSURATION.) In accordance with the definition, also all prisms and pyramids (qv)... | |
 | Daniel Coit Gilman, Harry Thurston Peck, Frank Moore Colby - Encyclopedias and dictionaries - 1906 - 936 pages
...from the following table of elements: POLYHEDRA. planes, and for lateral faces triangles or trapezoide which have one side in common with one base and the...or side in common with the other base, is called a prixmatoid. (See MENSURATION.) In accordance with the definition, also all prisms and pyramids (qv)... | |
 | Clara Avis Hart, Daniel D. Feldman - Geometry, Solid - 1912 - 220 pages
...solVe Exs. 1604 and 1658. THE PRISMATOID 1019. Def. A prismatoid is a polyhedron having for bases ' two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side lying in one base, and the opposite vertex or side lying in the other base, of the polyhedron.... | |
 | George Albert Wentworth, David Eugene Smith - Geometry - 1913 - 496 pages
...v[+v^+v't-\ = v'. .- . v: v' = GB3 : 17E'*, by Ax. 9. QED 724. Prismatoid. A polyhedron having for bases two polygons in parallel planes, and for lateral faces triangles or trapezoids with one side common with one base, and the opposite vertex or side common with the other base, is... | |
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