Educational & College Advising from College Coach. Working parents are increasingly distracted by concerns about their childrenâs education â how theyâll pay for college, whether their young children will be successful in school, navigating the new Common Core, and more.
Definition of right angle for Students. : an angle formed by two lines that are perpendicular to each other : an angle of 90 degrees.
Noun. 1. right angle-the 90 degree angle between two perpendicular lines. grad, grade-one-hundredth of a right angle. angle-the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians.oblique angle-an angle that is not a right angle or a multiple of a right angle.n. 1. (Mathematics) the angle between two radii of a circle that cut off on the circumference an arc equal in length to one quarter of the circumference; an angle of 90Â° or Ï/2 radians. 2. at right angles perpendicular or perpendicularly.ngle-the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians. oblique angle-an angle that is not a right angle or a multiple of a right angle.