Meteora is Linkin Park's second tour.
In geometry , a bicentric polygon is a tangential polygon -LRB- a polygon all of whose sides are tangent to an inner incircle -RRB- which is also cyclic -- that is , inscribed in an outer circle that passes through each vertex of the polygon .. polygon. polygon. incircle. incircle. cyclic. Cyclic polygon. outer circle. circumcircle. All triangles and all regular polygons are bicentric .. On the other hand , a rectangle with unequal sides is not bicentric , because no circle can be tangent to all four sides .. rectangle. rectangle