回複:你說的對,可是。。回複:回複:謝謝回複!對方速度確實出奇快,我感覺一道白光衝過來。回複:回複:單身老貓大俠,及其他大俠,朋

Let's say Car 1 travel from A to C (collision point). Car 2 travel from B to C. Get the distance of A-C and B-C. T1 = T2. You need to get car 1's speed first, then you can get car 2's speed.

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