If in a `/_\ ABC` the altitude from the vertices A,B,C on opposite side are in H.P. then
Channel: Doubtnut
Date: 2020-04-12

If in a `/_\ ABC` the altitude from the vertices A,B,C on opposite side are in H.P. then `sinA,sinB,sinC` are in (A) H.P. (B) Arithmetico-Geometric progression (C) A.P. (D) G.P.