2008мְơʵϰ(8)

ѡ
1.𰸡AB
ǻʲǷҵʵʱҵڰջʲֵӦ֧˰Ϊʲɱ:1֧۵ģӦԻʲֵ֧IJۺӦ֧˰ѣΪʲijɱȷ档2յ۵ģӦԻʲֵȥյIJ۲Ӧ֧˰ѣΪʲijɱȷ档
2.𰸡AD
ҵ׼򡪷ǻʲ涨ǻʲҵʵʵģӦԻʲֵӦ֧˰Ϊʲijɱȷ档ǻʲͬʱʲģȷʲijɱʱӦջʲԭֵռʲԭֵܶıԻʲijɱܶз䣬ȷʲijɱ
3.𰸡ABE
ǻʲҵʵҹʼֵܹɿģʲʼֵֵIJӦֱ1)ʲΪģӦͬ۴ݡҵ׼14š롷乫ʼֵȷƷ룬ͬʱתƷ۳ɱ2)ʲΪ̶ʲʲģʲʼֵͻʲֵIJӪҵӪҵ֧3)ʲΪڹȨͶʡɹ۽ʲģʲʼֵͻʲֵIJͶ档
4.𰸡ABCE
ҵ׼򡪷ǻʲ涨ǻʲҵʵҹʼֵܹɿԹʼֵΪȷʲɱ
1ۣʲʼֵ(֤ʲʼֵɿ)+˰
2ۣ֧۷ʲʼֵ+ۣʲʼֵ+˰
յ۷ʲʼֵ򻻳ʲʼֵ-ۣ+˰ѡ
5.𰸡ABCE
֧۷ģԻʲֵϲۺӦ֧˰ѣΪʲ˼ֵ漰ɵֿ۵ֵ˰˰,Ҫȥɵֿ۵ֵ˰˰
6.𰸡BE
漰۵ķǻʲж׼յҵյIJ÷ʲʼֵ25֧ҵ֧IJ÷֧IJۣʲʼֵ25
7.𰸡AD
һ˵ʲծʾĿڻʲĿлʽ𡢳ڵͶʡӦƱݡӦչӦϢӦ˿Ӧտȡ
8.𰸡ABCD
ݡҵ׼򡪷ǻʲ涨֮һķǻʲҵʵʣһʲδֽڷաʱͽ뻻ʲͬͨ1δֽķաͬʱ䲻ָͬʲͻʲδֽܶͬЩֽķֽͬҵʱԲͬ2δֽʱ䡢ͬղָͬʲͻʲδֽʱͽͬҵֽIJȷԳ̶ȴԲ졣3δֽķաʱͬָͬʲͻʲδֽܶͬԤΪҵֽʱͬҲֽͬԲ졣ʲ뻻ʲԤδֵֽͬ뻻ʲͻʲĹʼֵشġ
9.𰸡ABC
Ʒܵ˼ֵ33000050000180000×178000298900ԪƷA˼ֵ298900×50000÷5000018000064978.26ԪƷB˼ֵ298900÷×18000050000180000233921.74ԪȷϵΪ35000Ԫ
10.𰸡ABC
֮һģʲ򻻳ʲĹʼֵܹɿؼ1ʲ򻻳ʲڻԾгڴڻԾгĴڹȨͶʡ̶ʲʲȷǻʲӦԸʲг۸Ϊȷ乫ʼֵ2ʲ򻻳ʲڻԾгͬʲڻԾгͬʲڻԾгĴڹȨͶʡ̶ʲʲȷǻʲӦͬʲг۸Ϊȷ乫ʼֵ3ʲ򻻳ʲͬʲĿɱгףӦùֵȷ乫ʼֵùʼֵı䶯Сڹʼֵ䶯ڣȷʼֵĸܹȷģΪʼֵܹɿ