Angle of attack (AOA) is a fundamental concept in aviation that influences every aircraft type, from training aircraft like the Cessna 172 to large jets like the Airbus A320. Knowing what angle of attack is and how it affects aerodynamics is essential for safe flight and high performance. Quick Navigation to Angle of Attack What is Angle of Attack? By definition, angle of attack is the angle between an airfoil’s chord line (an imaginary straight line from the leading edge to the trailing ed...