Two transversally intersecting surfaces give an intersection curve. A dihedral angle is the angle between two intersecting planes. Thus range search becomes the problem of returning all rectangles intersecting the search rectangle. Borromini positioned the church on the corner of two intersecting roads. An interesting polyhedron can be constructed from five intersecting tetrahedra. The twenties are based on a circle with intersecting lines. The main memorial is in the form of a triangle intersecting a circle. Most trusses use gusset plates to connect intersecting elements. The correct procedure is to average over all possible orientations of the intersecting plane. The lower order has intersecting arches, the upper order plain arches. The emitter is located on the curve determined by the two intersecting hyperboloids. Buttresses are used to supply resistance when intersecting vaults are employed. As the station is the gateway to the city with the main avenues intersecting here. The incremented and periodically reset counter is the discrete version of the intersecting method's sawtooth. The word "groin" refers to the edge between the intersecting vaults.