Two eleven-member basketball teams play a game.After the gam

问题描述:

Two eleven-member basketball teams play a game.After the game,each of the members of the winning team shakes hands once with each member of both teams.How many handshakes take place?
1个回答 分类:英语 2014-11-20

问题解答:

我来补答
两个11人的篮球队进行一场比赛,比赛后,每名胜队的队员和两队的其他队员握手,问一共发生多少次握手;
22个取11组合;
=21+20+19+...+11=176;
共发生176次握手;
 
 
展开全文阅读
剩余:2000
上一页:ghhhhh
下一页:概括每段段意