Find the equation of the perpendicular bisector of A(-2,1)and B(4,-5)

问题描述:

Find the equation of the perpendicular bisector of A(-2,1)and B(4,-5)
perpendicular垂直
bisector 等分

首先找到A、B点的中点(1,-2),之后,因为AB的斜率K1为(-5-1)/(4-(-2))=-1,所以AB中垂线的斜率为1,所以AB中垂线为Y=X-3.