noun

an acute angle is less than 90 degrees

noun

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

noun

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.

noun

the shape that is made where two surfaces or objects meet

noun

the angle of the imaginary line between the position of a plane, ship etc and the position of another object

noun

the difference in height between one side of a road or railway and the other

noun

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

noun

two angles that together form a right angle

noun

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

noun

the place where something bends inwards

noun

a slope, or the angle of a slope

noun

a slope, or an angle

noun

any angle that is between 90° and 180°

noun

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

noun

an angle that is between 180° and 360°

noun

an angle of 90°

noun

an angle of 360°

noun

an angle of 180°

noun

two angles that make 180° when they are added together

noun

the point that is opposite the base of a triangle