Other wing planforms
The straight, swept and delta planforms represent the three basic types of wing shape. There are numerous possible variations on these themes, such as forward sweep, and even variable sweep. The reasons for the use of such plan – forms will be explained at appropriate points in later chapters. In particular,
Fig. 2.25 Leading-edge strakes on the F-18 help provide lift at high angles of attack and stabilise the main wing flow
the design of wings for high speed flight will be discussed in more detail in Chapters 8 and 9.