That is an important theorem in geometry: if two lines intersect to form adjacent congruent angles, then the lines are perpendicular. Those congruent angles would be right angâ¦les.
Williams later became chief surgeon of the Freedmenâs Hospital. Daniel Hale Williams III was born on January 18, 1856, in Hollidaysburg, Pennsylvania, to Sarah Price Williams and Daniel Hale Williams II. The couple had several children, with the elder Daniel H. Williams inheriting a barber business.
On 14 August 1756, Daniel Boone and Rebecca Bryan were married in a triple wedding ceremony (three couples were married at the same time.) The ceremony was performed by the father of the groom, Squire Boone, who was a Justice of the Peace at that time.