While laying out a floor, garden or other home improvement project, it becomes difficult to maintain exact angles. If your project needs a correctly square right angle to develop, there exist a rapid, easy way to create one. By applying a measuring tape, and a little math, it is possible to layout a proper 90-degree angle each time.
In the example given in this video, a room of the building is selected and the process is shown for maintaining the 90-degree angles in all the corners of the room.
