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ID:40352640
大小:827.20 KB
页数:129页
时间:2019-07-31
《EnGeometry in Figures》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、GeometryinFiguresArseniyAkopyanLicenseAgreement:Ifyoudon’tlikethisbook,pleasedeleteitfromyourcomputer.Intheothercaseyoushouldbuyitoncreatespace.comoramazon.com.ArseniyAkopyan.GeometryinFigures.ThisbookisacollectionoftheoremsandproblemsinclassicalEuclideangeometr
2、yformulatedinfigures.Itisintendedforadvancedhighschoolandundergraduatestudents,teachersandallwholikeclassicalgeometry.CoverartcreatedbyMariaZhilkina. cA.V.Akopyan,2011.Contents1Elementarytheorems...............................62Trianglecenters....................
3、.............93Trianglelines...................................154Elementsofatriangle..............................184.1Altitudesofatriangle...........................184.2Orthocenterofatriangle.........................214.3Anglebisectorsofatriangle.............
4、..........234.4Thesymmediananditsproperties....................274.5Inscribedcircles..............................294.6Inscribedandcircumscribedcirclesofatriangle.............384.7Circlestangenttothecircumcircleofatriangle.............394.8Circlesrelatedtoatrian
5、gle........................424.9Concurrentlinesofatriangle.......................504.10Righttriangles...............................554.11Theoremsaboutcertainangles......................554.12Otherproblemsandtheorems.......................575Quadrilaterals......
6、............................595.1Parallelograms...............................595.2Trapezoids.................................615.3Squares..................................625.4Circumscribedquadrilaterals.......................635.5Inscribedquadrilaterals.......
7、...................665.6Fourpointsonacircle...........................685.7Altitudesinquadrilaterals.........................716Circles......................................736.1Tangentcircles..............................736.2Monge’stheoremandrelatedconstructio
8、ns................756.3Commontangentsofthreecircles.....................796.4Butterflytheorem.............................816.5Powerofapointandrelatedquestions........
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