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jeremychung

The vertices of triangle ABC are A(3,-1),B(-5,5)and C(2,4).Find the equation of the median CD of the triangle where D is a point on AB.

 

Answer will be uploaded on 6th July.

jeremychung

Solution:

D is the mid-point of AB.

Therefore,the coordinates of D=((3-5)/2,(-1+5)/2)=(-1,2)

The equation of CD is (y-4)/(x-2)=(2-4)/(-1-2),2x-3y+8=0