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abstraction > mathematical concept > unit > angle unit > radian |
radian comparison table |
Subject | has equivalent | is an acronym for | has base unit | has proposal date | has unit | has definition | has symbol | is a kind of | has proposer | is an instance of | is a unit of |
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angle unit | unit | angle | |||||||||
named derived SI unit | Syteme Internationale | defined in terms of the seven SI base units via a system of quantity equations | defined in terms of derived SI unit via a system of quantity equations | derived SI unit | |||||||
radian | 57.29578° | Syteme Internationale | m·m-1 = 1 | 1873 | defined in terms of derived SI unit via a system of quantity equations | A measure of angular distance; 2π radians equals 360 degrees. | rad | James Thomson | named derived SI unit | angle |
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