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).
Acute angle. From Latin: acutus - sharp, pointed. Definition: An angle whose measure is less than 90Â°. Try this Adjust the angle below by dragging an orange dot and see how the angle â ABC behaves. Note that it is acute for all angles from zero to (but not including) 90Â°.