# Spherical angle

A **spherical angle** is a particular dihedral angle; it is the angle between two intersecting arcs of great circles on a sphere. It is measured by the angle between the planes containing the arcs (which naturally also contain the centre of the sphere).[1]

## See also

## References

- Green, Robin Michael (1985),
*Spherical Astronomy*, Cambridge University Press, p. 3, ISBN 9780521317795.

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