用＂设而不求＂的策略解题江苏王祥林解数学题时，若能从大处着眼，设而不求，则可少走弯路或不走弯必，并能迅速地达到求解的目标，这种解题的策略思维，往往使常规思维很难解决的问题得到巧妙的解答．例一：已知直角三角形的周长为２＋，斜边上的中线为１，求三角形的面... Solve the problem of “not setting it for you” when solving the math problem in Jiangsu Wang Xianglin. If we can look at the big picture from the big picture and set it up instead of asking for it, then we can make fewer detours or not bend and we can quickly reach the goal of solution. This solution to the problem of strategic thinking, often difficult to solve the conventional thinking have been cleverly answered. Example 1: Given the circumference of a right-angled triangle is 2+, the midline on the hypotenuse is 1, and the triangle ...