| The area below the curve with respect to the cross section gives an idea of the missing ballast. |
| This reduces drag and lowers the radar cross section of the aircraft, making detection by the enemy more difficult. |
| It shows a lunule and extensions of flank ribs with asymmetric cross section. |
| Let y be the altitude of the triangular cross section of the wedge in Figure 6a cut by a plane at distance x from the base. |
| You can construct a model of this surface from a length of foam rubber with a square cross section. |
| The name is based on their four-sided, ridged appearance in tangential cross section. |
