Conjugate Axis of Hyperbola is the line through the center and perpendicular to transverse axis with length of the chord of the circle passing through the foci and touches the Hyperbola at vertex. And is denoted by 2b. Conjugate Axis of Hyperbola is usually measured using the Meter for Length. Note that the value of Conjugate Axis of Hyperbola is always positive. Typically, the value of Conjugate Axis of Hyperbola is greater than 0.