benchmarks.wiki / Public workspace

Omni-MATH / Let ABCD be a regular tetrahedron, and let O be the centroid of triangle BCD. Consider the point P on AO such that P minimizes PA+2(PB+PC+PD). Find sin∠PBO. · Discussion

Discussing Let ABCD be a regular tetrahedron, and let O be the centroid of triangle BCD. Consider the point P on AO such that P minimizes PA+2(PB+PC+PD). Find sin∠PBO. · Omni-MATH

Posts

Chronological order within this page.

Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.