如图,等边三角形ABC内接于圆O,边长为4cm,求图中阴影部分的面积图片地址是【file://C:\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\G08V30IS\t0143df0e358a6462db[1].jpg】
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/01 14:42:49
![如图,等边三角形ABC内接于圆O,边长为4cm,求图中阴影部分的面积图片地址是【file://C:\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\G08V30IS\t0143df0e358a6462db[1].jpg】](/uploads/image/z/10114958-38-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E7%AD%89%E8%BE%B9%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E5%86%85%E6%8E%A5%E4%BA%8E%E5%9C%86O%2C%E8%BE%B9%E9%95%BF%E4%B8%BA4cm%2C%E6%B1%82%E5%9B%BE%E4%B8%AD%E9%98%B4%E5%BD%B1%E9%83%A8%E5%88%86%E7%9A%84%E9%9D%A2%E7%A7%AF%E5%9B%BE%E7%89%87%E5%9C%B0%E5%9D%80%E6%98%AF%E3%80%90file%3A%2F%2FC%3A%5CDocuments+and+Settings%5CAdministrator%5CLocal+Settings%5CTemporary+Internet+Files%5CContent.IE5%5CG08V30IS%5Ct0143df0e358a6462db%5B1%5D.jpg%E3%80%91)
x){}:vطɎ'=ݻi[볾Ov=|9uLsumyc[yӎZ^]|zs6[ivcv ]ޮZ~@RT1q")59ߠol_\g
d 4j
如图,等边三角形ABC内接于圆O,边长为4cm,求图中阴影部分的面积图片地址是【file://C:\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\G08V30IS\t0143df0e358a6462db[1].jpg】
如图,等边三角形ABC内接于圆O,边长为4cm,求图中阴影部分的面积
图片地址是【file://C:\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\G08V30IS\t0143df0e358a6462db[1].jpg】
如图,等边三角形ABC内接于圆O,边长为4cm,求图中阴影部分的面积图片地址是【file://C:\Documents and Settings\Administrator\Local Settings\Temporary Internet Files\Content.IE5\G08V30IS\t0143df0e358a6462db[1].jpg】
三角形的高为2倍根号3,内切圆的半径是2倍根号3/3,则阴影面积为12倍根号3-4π/3