ǰ̨չʾPAD

Դٶʴ α༭
Ĭ
ش
ź


ǰ̨չʾPAD (ͼ2)


ǰ̨չʾPAD (ͼ5)


ǰ̨չʾPAD (ͼ9)


ǰ̨չʾPAD (ͼ11)


ǰ̨չʾPAD (ͼ13)


ǰ̨չʾPAD (ͼ17)

  Ϊ˽û" ǰ̨չʾPAD "ص⣬ͻϮռΪûṩصĽ취ע⣬취οͬ,κ뱾ϵ" ǰ̨չʾPAD "صϸ: ǰ̨չʾPAD
===========ͻϮռĽ===========

ƻ˼ADŵ¼ADΪʲô...

á ʱʾǰ˺,Ϊǰ˺,ɾ,Լ˺ؾͿˡ ϣҵĽܰ

Ӣ֮ 꽣 Ҷ֪ dzADװ ʲʺ...

ֻСŮ µ ӢǿƽA ADCҪŴ ǶǿW Aһ Qһ Aһ Ȼ WAQARɱ...

Ӣ֮ 꽣ǹ?ʲʺAD ??

֪AC=߷֮CB,AD=ʮһ֮CB,CDijΪ10cm,A...

AC=5/7CB CB=7/5AC AD=5/11CB CB=11/5AD 7/5AC=11/5AD AD=7/11AC CD=4/11AC CD=10 AC=55/2 CB=7/5AC=77/2 AB=AC+CB=55/2+77/2=66

ͼ7,֪ABCD,ADBCཻڵO,AB/CD=2/3, 1....

ͼ7,֪ABCD,ADBCཻڵO,AB/CD=2/3,1.AO/ADֵ2.AO=a,aʾDA... ͼ7,֪ABCD,ADBCཻڵO,AB/CD=2/3...

LOL S4汾20147·ݵAD APͨ÷

AD;ɫȫ,ɫ+1Ļ+8ֵɫȫħ󾫻ȫ.͵ȡ AP;ɫȫ͸,ɫ,APҪ,ɫħ,Ͼǰڶ,Ҫ,...

proteusisis 7 professional ԪûAD9851ģô...

Լһ

ڽ2013.7.13~7.14AD

Ʊ25Ԫһ,˵ôԶ!

ͼ7-9,֪ADBC,1=2,B=58,CĶ

: ADBC B+BAD=180 BAD=180-B ߡB=58 BAD=180-58=122 ߡ1+2=BAD,1=2 22=BAD 22=122 2=61 AD...

:ͻϮṩĽϵͳռԻ,ο,ͻϮ֤׼ȷ,಻ͻϮ۵,жα,ͻϮеκη.

>>> ܰʾ:Եҳ鿴 <<<

ͷ

Copyright ? 2012-2016 tuxi.com.cn Ȩ ICP10044368 11010802011102 | | ƸӢ | ϵ | |