Right angle Right angle In geometry and trigonometry, a right angle is an angle of exactly 90° (degrees), corresponding to a quarter turn. If a ray is placed so that its endpoint is on a line and the adjacent angles are equal, then they are right angles. The term is a calque of Latin "angulus rectus"; here "rectus" means "upright", referring to the vertical perpendicular to a horizontal base line. Closely related and important geometrical concepts are perpendicular lines, meaning lines that form right angles at their point of intersection, and orthogonality, which is the property of forming right angles, usually applied
How Many Licks? Kim and Sisqó, who are credited under their legal names (Kimberly Jones and Mark Andrews). Sisqó wrote the song's hook and contributed verses. The vocals were recorded by Dave Wade and Stephen Dent at Daddy's House Recording Studios in New York City and Trans Continental Studios in Orlando, with Ed Raso mixing the audio. "How Many Licks?" was released as the second single from Lil' Kim's second album, "The Notorious K.I.M." (2000), as a 12-inch single and CD single by Atlantic Records and Queen Bee Entertainment. A remix by American production duo the Neptunes was also made available, with vocals