Taikaku (対角) – diagonal; a measure from corner to opposite corner. Image below shows workmen measuring the diagonal (taikaku) distance to compare with the diagonal distance between the other 2 corners. If opposite side lengths are equal to each other as well as both diagonals (to each other), we know the 4 corners are 90 degrees.

Taking Taikaku Measurements

Leave a Reply

Your email address will not be published. Required fields are marked *