Corresponding sides are a pair of matching sides in two different shapes (size does not matter). In the field of geometry, the concept of corresponding sides plays an important role to prove various triangular theorems.
The Boeing B-17 Flying Fortress is a four-engine heavy bomber aircraft developed in the 1930s for the United States Army Air Corps (USAAC).
The B3 Wingman is a Pilot anti-personnel revolver handgun sidearm that appears in Titanfall. In many ways, the B3 Wingman is the RE-45 Autopistol's polar opposite. It is very capable at long-range, but sacrifices short-range capabilities for that.