[qquad [10.28],[A(5,-3),B(8,2),C(0,0)" are the vertices of a triangle,flive that the meilion from "],[" perpendicular to the side "BC,]]

A(5,-3),B(8,2),C(0,0) are the vertices of a triangle.Show that the medianfrom A is perpendicular to the side BC.

A (5, -3), B (8, 2), C (0, 0) are the vertices of a triangle. Show that the median from A is perpendicular to the side BC.

A (5, -3), B (8, 2), C (0, 0) are the vertices of a triangle. Show that the median from A is perpendicular to the side BC.

If A(1,-1), B(0,4), C(-5,3) are vertices of a triangle, then find the slope of each side.

If A(1,-1), B(0,4), C(-5,3) are vertices of a triangle, then find the slope of each side.

A(0,5), B(3,0) and C(3,5) are vertices of a/an . . . . . triangle.

The point A(0, 0), B(1, 7), C(5, 1) are the vertices of a triangle. Find the length of the perpendicular from A to BC and hence the area of the DeltaABC .

Show that (8,2) , (5,-3) and (0,0) are the vertices of an isosceles triangle.