- Woodinville, Washington (Wikipedia)
Woodinville is a city in King County, Washington, United States. The population was 13,069 at the 2020 census. It is a part of the Seattle metropolitan area and is east of Bothell. Woodinville has waterfront parks on the Sammamish River, a winery district, and industrial areas along State Route 522.
- Tetrahedron (Wikipedia)
In geometry, a tetrahedron (pl.: tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertices. The tetrahedron is the simplest of all the ordinary convex polyhedra.