What is the length of segment AC? Round your answer to the nearest hundredth.
triangles ABC and ABD in which the triangles share segment AB and angle B is a right angle, the measure of angle CAB is 34 degrees, the measure of angle BDA is 31 degrees, and the measure of segment AB is 3 units
2.49 units
3.62 units
4.48 units
5.36 units