如图 AB是圆o的直径,弦CD⊥AB于点E,∠CDB=30°,圆o的半径为根号3㎝,则弦CD的长为多少?如图 在圆o中,CD是直径,AB是弦,AB⊥CD于点M,CD=15㎝,OM比OC=3比5,求弦AB的长?两道题的图打不出来,若有回答者请先
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 20:13:24
![如图 AB是圆o的直径,弦CD⊥AB于点E,∠CDB=30°,圆o的半径为根号3㎝,则弦CD的长为多少?如图 在圆o中,CD是直径,AB是弦,AB⊥CD于点M,CD=15㎝,OM比OC=3比5,求弦AB的长?两道题的图打不出来,若有回答者请先](/uploads/image/z/1526527-55-7.jpg?t=%E5%A6%82%E5%9B%BE+AB%E6%98%AF%E5%9C%86o%E7%9A%84%E7%9B%B4%E5%BE%84%2C%E5%BC%A6CD%E2%8A%A5AB%E4%BA%8E%E7%82%B9E%2C%E2%88%A0CDB%3D30%C2%B0%2C%E5%9C%86o%E7%9A%84%E5%8D%8A%E5%BE%84%E4%B8%BA%E6%A0%B9%E5%8F%B73%E3%8E%9D%2C%E5%88%99%E5%BC%A6CD%E7%9A%84%E9%95%BF%E4%B8%BA%E5%A4%9A%E5%B0%91%3F%E5%A6%82%E5%9B%BE+%E5%9C%A8%E5%9C%86o%E4%B8%AD%2CCD%E6%98%AF%E7%9B%B4%E5%BE%84%2CAB%E6%98%AF%E5%BC%A6%2CAB%E2%8A%A5CD%E4%BA%8E%E7%82%B9M%2CCD%3D15%E3%8E%9D%2COM%E6%AF%94OC%3D3%E6%AF%945%2C%E6%B1%82%E5%BC%A6AB%E7%9A%84%E9%95%BF%3F%E4%B8%A4%E9%81%93%E9%A2%98%E7%9A%84%E5%9B%BE%E6%89%93%E4%B8%8D%E5%87%BA%E6%9D%A5%EF%BC%8C%E8%8B%A5%E6%9C%89%E5%9B%9E%E7%AD%94%E8%80%85%E8%AF%B7%E5%85%88)
xRJa~yD1I/G({Ҥ&5B4D͡1#h6`9X
YMbwv7W}κzፅ0?|sL>ZYG]Jֿ(MU35B`N]>%n2p$do=bMc`.g9p9WW[lm"A;:OU$
G=0ƏwNaUegsa;9|e