# Symbols:Greek/Rho/Area Density

## Area Density

$\rho_A$

Used to denote the area density of a given two-dimensional body:

$\rho_A = \dfrac m A$

where:

$m$ is the body's mass
$A$ is the body's area.

The $\LaTeX$ code for $\rho_A$ is \rho_A .