Example image of eyePlorer eyePlorer map for 'Apex (geometry)': Cone (geometry) Geometry Pyramid (geometry) Triangle Vertex (geometry) Keystone (architecture) Polyhedral pyramid Superior (hierarchy) Deep sulcus sign High Point Cocoa Inscribed angle theorem King post Sphericon Prismatoid Truss arch bridge Winston's Hiccup Hexateron Formation of delta-shaped river basin Frustum Subtended angle Organizational hierarchy Hexagonal bipyramid Lotus, Florida Tetrahedron Pentachoron Real image Wedge (geometry) Bipyramid Pyramid of Khafre Diagonal pliers Dandelin spheres Solid angle U.S. Route 6 in Utah Apex Civil War Memorial (Sycamore, Illinois) Hierarchy U.S. Route 6 Centroid Wankel engine Vault (architecture)