EntityQ683362· pop 19· linked from 31 articlesinscribed sphereSign in to savesphere contained within a polyhedron, tangent to each of its facesConnectionscircumscribed sphereEntitySolar SystemEntitygeometryEntityJohannes KeplerEntitysphereEntitypolyhedronEntitytetrahedronEntitytangentEntityPlatonic solidEntityMathWorldEntityArchimedean solidEntityincircle and excircles of a triangleEntityCatalan solidEntityEric W. WeissteinEntityregular polyhedronEntitydual polyhedronEntityMysterium CosmographicumEntitysmall stellated dodecahedronEntitydualityEntitymidsphereEntityCategoriesElementary geometryPolyhedraSpheres