Concept — Angolo diedro. Featured in chapters 37 · 38 Linked atoms 5 linked atoms. 37 Geometria analitica nello spazio Relative positions of line and plane and angles 38 Geometria sintetica nello spazio Dihedral angle between face and base Dihedral angle in the cube The dihedral angle and the normal section Volume, surface area and slant height of the pyramid