Minimal launch cross-section is equally achievable for an oblong landing craft that is designed to fall on a predetermined side, with landing gear deployed to support it in the horizontal configuration.
Imagine a truck with a jet engine that lands on the rear end, then falls onto its wheels, because it's designed to operate when positioned horizontally.
Imagine a truck with a jet engine that lands on the rear end, then falls onto its wheels, because it's designed to operate when positioned horizontally.