benchmarks.wiki / Public workspace

MATH / In triangle ABC, D and E are on side (BC)¯ such that BD=DE=EC. If x=∠BAD, y=∠DAE, and z=∠EAC, then find (sin(x+y)sin(y+z))/(sinxsinz). · Discussion

Discussing In triangle ABC, D and E are on side (BC)¯ such that BD=DE=EC. If x=∠BAD, y=∠DAE, and z=∠EAC, then find (sin(x+y)sin(y+z))/(sinxsinz). · 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.