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.
Nate Dogg. Nathaniel Dwayne Bolo Hale (August 19, 1969 â March 15, 2011), better known by his stage name Nate Dogg, was an American rapper, singer, songwriter, and actor. He was known as one of the pioneers of West Coast hip hop.