Skip to content

Modelling the volume and surface area of the cabin of an A350-900

February 17, 2022


This paper attempts to calculate the volume and surface area of an Airbus A350-900 aircraft using integration, and to optimise the dimensions of the aircraft while minimising the aerodynamic drag using Lagrange multipliers.


This paper was submitted as the Internal Assessment for the May 2022 International Baccalaureate Mathematics Analysis and Approaches Higher Level exams.

Marks achieved: 16/20


Paper License: CC BY-NC-SA 4.0