Assertion: polyhedron's face | /r/HasProperty | equal equilateral triangles
Facets:
value: isohedra)
type: OTHER
value: to disks
type: OTHER
value: with correspondingly parallel sides
type: OTHER
value: topologically
type: DEGREE
Source sentences:
text: In context|geometry|lang=en terms the difference between polyhedron and tetrahedron is that polyhedron is (geometry) a solid figure with many flat faces and straight edges while tetrahedron is (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.
text: In a polyhedron of uniform faces all the faces are equal.
text: Opposite faces are two by two equal and parallel.
text: It applies to any convex polyhedron, and more generally to any polyhedron whose boundary is topologically equivalent to a sphere and whose faces are topologically equivalent to disks.
text: Prism is a polyhedron ( Fig.79 ), two faces of which ABCDE and abcde (bases of prism) are equal polygons with correspondingly parallel sides, and the rest of the faces (AabB,
text: All lateral edges of a regular pyramid are equal; all lateral faces are equal isosceles triangles.
text: All lateral faces of a regular truncated pyramid are equal isosceles trapezoids.
text: As nouns the difference between polyhedron and tetrahedron is that polyhedron is (geometry) a solid figure with many flat faces and straight edges while tetrahedron is (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.
text: is thatis (geometry) a solid figure with many flat faces and straight edges whileis (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.is thatis (geometry) a solid figure with many flat faces and straight edges whileis (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.
text: is thatis (geometry) a solid figure with many flat faces and straight edges whileis (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.is thatis (geometry) a solid figure with many flat faces and straight edges whileis (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the platonic solids.
text: * English nouns with irregular plurals tetrahedron English (wikipedia tetrahedron) Noun (en-noun) (geometry) a polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the Platonic solids.
text: all faces are equal (isohedra); moreover, the group of rotations (with reflections) of an isogon (isohedron) around the centre of gravity maps any vertex (face) into any other vertex (face).