Definitions for "Inscribed angle"
Keywords:  vertex, chords, circle, endpoint, angle
An angle whose vertex is on a circle an whose sides are chords of the circle.
An angle formed by two chords that intersect on the curve, each with an endpoint at the vertex of the angle.
in a circle, an angle formed by two chords. Its vertex is on the circle. The measure of an inscribed angle equals one-half the measure of its arc. [Go to source