A ninth-grade math class a practice open class first semester (Shanghai edition)(Chinese Edition)

Language:Chinese.Paperback. Pub Date: 2014-8-1 Pages: 128 Publisher: East China Normal University Press. a lesson a practice open class is a one lesson a practice. the upgraded version. Use two-dimensional code and micro-video technology to provide students with the knowledge and materials simultaneously explain. focus. and difficult to explain. explain classic examples. You can review as a student after school use; also be used as a reference classroom teaching. Students can move APP way. watching teachers and typical examples of knowledge combing video analysis to explain the completion of classroom courses and tests; can also be completed on the basis of practice and the ability to improve exercise books. achieve the purpose of consolidating the course content and improve capabilities. Contents: Chapter XXIV of a similar triangles. zoom and similar proportions segment two...