4. The diagram shows points A, B and C lying on the line 2y = x +4. The point A lies on the
y-axis and AB = BC. The line from D(10, -3) to B is perpendicular to AC. Calculate the
coordinates of B and C.
A
B
с
D(10,-3)
X

4 The diagram shows points A B and C lying on the line 2y x 4 The point A lies on the yaxis and AB BC The line from D10 3 to B is perpendicular to AC Calculate class=