Write the equation of the perpendicular bisector of ab. the equation of line ab is y-3 = 2(x-6). point z(6, 3) is the midpoint of ab.
y=-1/2x+2
y=-1/2x+6
y=2x-9
y=-2x+15

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take