20. Five mark example problem III

Two buildings of different heights are located at opposite sides of each other. If a heavy rod is attached joining the terrace of the buildings from $(6,10)$ to $(14,12)$, find the equation of the rod joining the buildings.

 

 

Answer:

 

The equation of the rod joining the buildings is $x + 4y - 34 = 0$$x - 4y + 34 = 0$$x - 4y - 34 = 0$$x + 4y + 34 = 0$