Question

Find the midpoint of side YZ,when Y(0,-4b) and Z (-2a,0)

Answer 1

Average the corresponding coordinates


Xmid = (x1 + x2)/2 = (0+(-2a))/2 = -2a/2 = -a


Ymid = (y1+y2)/2 = (-4b+0)/2 = -4b/2 = -2b


So the midpoint is (-a, -2b)