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.
June 14, 2016 @ 6:30 AM. Itâs Lucy Haleâs birthday! The Pretty Little Liars star turns 27 years old today, and while we live for her OMG-moments on the hit TV show, the star gives us serious off-screen inspiration in the form of her ever-changing but always-effortless lob.