A house with missing corners means that it is not a square or irregular house.
A missing corner of a house means that one side of the building is missing, or less than two-thirds short, and the house is missing a corner and is in a concave or tilted state, showing an irregular square or a fuzzy tilted polygon, with the center of gravity The transfer is either light or heavy, or it is heavy to the left or heavy to the right, or it is bigger in the front and smaller in the back.
For missing corners of a house, use the center of the house as the center point, and draw a circle with the farthest point connecting the house as the radius (including the inner balcony, but the outer balcony and bay window are not included). The missing part is If the length is equal to or greater than 1/2 of the entire radius, it can be considered a missing corner, and if it is more than 2/3, it is considered a serious missing corner.