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a. why are we finding the distance QX? There is no problem with finding it, indeed, it's just a step of calculations. Obviously, QX is 6. Why we want to know it - because there is a crucial condition that QO is an integral, and we want to find such PRO triangles that satisfy this condition. Knowing...
- by Nat
Fri Mar 09, 2007 4:59 am- Forum: Problem Solving
- Topic: Discuss the toughest problem solving questions.
- Replies: 9
- Views: 6095
I disagree with the previous message. The problem is actually not that complex as it looks, and it does not require any specific knowledge, such as the Stewart's theorem. Therefore, I can easily imagine hitting at this problem during GMAT examination, and thanks dkiran01 for giving us this sample. O...
- by Nat
Thu Aug 10, 2006 12:34 am- Forum: Problem Solving
- Topic: Discuss the toughest problem solving questions.
- Replies: 9
- Views: 6095