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.
Texas governor Marion Price Daniel, Sr. , was born in Dayton on October 10, 1910; his brother Bill Daniel, governor of the United States Territory of Guam from 1961 through 1963, was born in Dayton on November 20, 1915.