回复:IBM八月(二星半)

回答: IBM八月(二星半)康MM2011-07-31 09:27:55

KMM's problem is very tricky, the triangle's sides are a,a,b. Area  is S.

a=(5/6)S, b=(1/3)S.Why?.....I'll explain later or ....

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S IS 半周长. -jinjing- 给 jinjing 发送悄悄话 (0 bytes) () 07/31/2011 postreply 15:35:49

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