Synonyms and antonyms of Angles in American Thesaurus

acute angle (noun)

an acute angle is less than 90 degrees

adjacent angles (noun)

two angles that are formed when one angle is divided into two parts by a straight line

angle (noun)

maths the shape that is made where two straight lines join or cross each other. Angles are measured in degrees. An angle that measures 90 degrees is a right angle; if it is less than 90 degrees, it is an acute angle, and if it is more than 90 degrees, it is an obtuse angle.

angle (noun)

the shape that is made where two surfaces or objects meet

azimuth (noun)

the angle of the imaginary line between the position of an airplane, ship, etc. and the position of another object

complement (noun)

maths an angle that is added to another angle to form an angle of 90 degrees

complementary angles (noun)

two angles that together form a right angle

corresponding angles (noun)

the two inside corner angles formed where a straight line crosses two parallel lines

crook (noun)

the place where something bends inward

inclination (noun)

a slope, or the angle of a slope

obtuse angle (noun)

any angle that is between 90° and 180°

opposite angles (noun)

the angles opposite each other that are formed when two lines intersect (=cross each other)

reflex angle (noun)

an angle that is between 180° and 360°

right angle (noun)

an angle of 90°

round angle (noun)

an angle of 360°

straight angle (noun)

an angle of 180°

supplementary angles (noun)

two angles that make 180° when they are added together

vertex (noun)

maths the point that is opposite the base of a triangle