How do you get a Seked?
The formula for a seked ratio of 7/12 is(180 / pi) * atan(7 / 12) = 30.2 degrees, which can be pasted into google search engine and solve. The formula for a seked ratio of7 palms /12 palms 3 fingers is (180. / pi) * atan(7 / (12 + (3 / 4))) = 28.7 degrees….