Euler line (distance between the centroid and the circumcenter of a triangle)
Dodecahedron regular (inscribed sphere radius
Mixing ratio (mole ratio)
Lateral earth passive pressure (Rankine theory for horizontal backfill)
Compound pendulum ( ordinary frequency )
Stiffness of an elastic body with a single degree of freedom
Mean Orbital Speed
Regular Icosahedron ( inscribed sphere radius)
Cube surface area
Area Moment of Inertia - Filled Rectangle - Base Axis