The condition is thought to be caused by a combination of side effects of the drug (clenching and grinding of teeth, dry mouth) and lifestyle factors (infrequent oral hygiene, frequent consumption of sugary drinks), which may be present in long term users.
An Interior Angle is an angle inside a shape. Note: When we add up the Interior Angle and Exterior Angle we get a straight line, 180Â°. (See Supplementary Angles).
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.