èr
miàn
jiǎo

technical

Meaning of 二面角

二面角 means dihedral angle. Pronounced èr miàn jiǎo.

  • dihedral angle

Definitions & Examples

Zhè
ge
bāo
hán
ruì
jiǎo
de
èr
miàn
jiǎo
 

This geometric solid contains a dihedral angle that is acute.

suàn
zhè
liǎng
píng
miàn
zhī
jiān
de
èr
miàn
jiǎo
 

Calculate the dihedral angle between these two planes.

Èr
miàn
jiǎo
de
léng
shì
zhè
liǎng
miàn
de
jiāo
xiàn线
 

The edge of the dihedral angle is the line of intersection of these two faces.

Measure Words

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Primary