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? song as an example of how Sisqó pushed the envelope of sexuality in popular culture. Brittany Vincent of "Billboard" noted it as an example of how the rapper was unafraid of exploring sex in her music. An editor for Apple Music included the song on its "Lil' Kim Essentials" playlist, writing that Lil Kim' "more than held her own as an agile and self-possessed MC who pushed hip-hop toward its unalloyed id". However, African-American studies professor Mark Anthony Neal criticized the single for perpetuating the sexual objectification of women. Comparing "How Many Licks?" with American singer Tweet's 2002 song "Oops