β
Symbol  Format  Data 

β  Code Point 
U+03B2 
TeX 
\beta 

SVG 
The ‘β’ (beta) symbol is used in various fields of science. In trigonometry, the symbol is commonly used to represent angles.
The capital Greek letter (Β).
A variable is a symbol that represents an unknown or indeterminant quantity. Variables can represent numbers, vectors, or other mathematical objects, depending on the context.
An angle is a measure of rotation or turning and is usually measured in degrees or radians. In geometry, an angle is the figure formed by two rays, sharing a common endpoint called the vertex.