What is the height of the CRJ-900?

The height of the CRJ-900 is 24 feet 1 inch. This measurement is significant as it helps pilots and ground crews understand the aircraft's dimensions for various operational purposes, such as hangar accommodations, taxiway clearances, and boarding procedures. Knowing the exact height is also crucial when calculating the aircraft's performance characteristics and ensuring compliance with airport regulations. The listed options include various heights that do not accurately represent the specifications of the CRJ-900, but selecting 24 feet 1 inch aligns with the officially published data for the aircraft.