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circles trig


all points around a center point


line goes through a circle


line touches a circle at one point

point of tangency

tangent line intersects to where it is tangent

central angle

angle whose vertex is the center


the part of the circle opposite of the vertex

measure of an arc

same as its central angle

inscribed angle

angle whose vertex is on the circle

intercepted arc

the arc created by inscribed angle

inscribed polygon

polygon inside a circle

circumscribed circle

circle outside a polygon

standard equation of a circle

finding the radius of a circle in a plane


satisfy a given condition

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