在矩形ABCD中,AB=a,BC=b,M是BC的中点,DE⊥AM,垂足为E.(1)如图①,求DE的长(用a,b表示)(2)如图②,若垂足E落在点M或AM的延长线上,结论是否与(1)相同?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 03:34:57
![在矩形ABCD中,AB=a,BC=b,M是BC的中点,DE⊥AM,垂足为E.(1)如图①,求DE的长(用a,b表示)(2)如图②,若垂足E落在点M或AM的延长线上,结论是否与(1)相同?](/uploads/image/z/10413747-27-7.jpg?t=%E5%9C%A8%E7%9F%A9%E5%BD%A2ABCD%E4%B8%AD%2CAB%3Da%2CBC%3Db%2CM%E6%98%AFBC%E7%9A%84%E4%B8%AD%E7%82%B9%2CDE%E2%8A%A5AM%2C%E5%9E%82%E8%B6%B3%E4%B8%BAE.%EF%BC%881%EF%BC%89%E5%A6%82%E5%9B%BE%E2%91%A0%2C%E6%B1%82DE%E7%9A%84%E9%95%BF%EF%BC%88%E7%94%A8a%2Cb%E8%A1%A8%E7%A4%BA%EF%BC%89%EF%BC%882%EF%BC%89%E5%A6%82%E5%9B%BE%E2%91%A1%2C%E8%8B%A5%E5%9E%82%E8%B6%B3E%E8%90%BD%E5%9C%A8%E7%82%B9M%E6%88%96AM%E7%9A%84%E5%BB%B6%E9%95%BF%E7%BA%BF%E4%B8%8A%2C%E7%BB%93%E8%AE%BA%E6%98%AF%E5%90%A6%E4%B8%8E%EF%BC%881%EF%BC%89%E7%9B%B8%E5%90%8C%3F)
xV]OG+QVnS؏~c7ЖTD7I !:*DT8Ogw_ȵ!!KM*YΝsϞs-+[+}e7F:F/%|鋖G!lxy)~ۨr='2>%#|WE[V[
b^7JrX.;h!)tN!QQ0Os/ՙFϪzn^qO]K>L+^,|Wצ=zРKCH!ts2$u-`9+,]|? ؤ0.y`Jq"bCIY PPb!J@ȓQb)E}!pSr! q$-gQdHfq\W0
8sXcSi3pXbc5W7`cѓqi]o/Gst+O3]Lw&ߕɷ ׳{p*]tL%7n56QU*ͧn>BV6+@͙VvJ6W(b9U7YnF_7#͍T81oƢɖZˣ[fQ|8`LNC寑RL."qaY,̐gQ%9V>%$4"ؖН϶u1¦pMR,
džq&N