標題: 唔識做數學 中2 [打印本頁] 作者: stevengh0917 時間: 25-2-2010 21:42 標題: 唔識做數學 中2 If an interior angle of a regular polygon is 5times its exterior angle , find the number
of sides of the regular poltgon .
唔該幫幫手,十分急作者: [S]【YU】 時間: 26-2-2010 21:56
angle sum of polygon = (n-2) x 180 ...
angle sum of ext <s of polygon = 360 ...
....作者: 邱次叫拒 時間: 20-11-2011 01:30
2011年中国电子竞技大会(CIG2011)总决赛巅峰对决,精彩上演