general/angle

Direction and rate of rotation

Angle between the two sightlines or two objects as viewed from an observer

Rate of change of angle

Angle between the two sightlines or two objects as viewed from an observer

Rate of change of angle

Direction and rate of rotation

Direction and rate of rotation

90° angle (π/2 radians)

Edge of a structure that is not perpendicular to the faces of the piece

Angle between the two sightlines or two objects as viewed from an observer

Rate of change of angle

Fundamental trigonometric functions

Direction and rate of rotation

Rate of change of angle

Angle between the two sightlines or two objects as viewed from an observer

Fundamental trigonometric functions

Direction and rate of rotation

Rate of change of angle

Angle between the two sightlines or two objects as viewed from an observer

Fundamental trigonometric functions

Figure formed by two rays meeting at a common point