Noun
dihedral angle (plural dihedral angles)
(geometry) The angle between two planes.
C AE is the cosine of the dihedral angle along an AE edge. Source: Internet
C EE is the cosine of the dihedral angle along an EE edge. Source: Internet
Angle of attack of the leading arm and the dingle arm can be adjusted, as can the overall dihedral angle of the wings all with some effect. Source: Internet
Hence, the tesseract has a dihedral angle of 90°. Source: Internet
In more general terms, they adopt dihedral angles such that the ψ dihedral angle of one residue and the φ dihedral angle of the next residue sum to roughly -105°. Source: Internet
In the rhombic triacontahedron the dihedral angle between any two adjacent rhombi is 144°, which is twice the isosceles angle of a golden triangle and four times its most acute angle. Source: Internet