# What is the transverse axis of a hyperbola?

In this example (hyperbola of equation ${x}^{2} / 2 - {y}^{2} / 4 = 1$), the transverse axis is the X-Axis .
In this example (hyperbola of equation ${x}^{2} / 2 - {y}^{2} / 4 = - 1$), the transverse axis is the Y-Axis .