Question
Mathematics Question on Plane
If in a triangle ABC, sin A, sin B, sin C are in A.P., then
A
(A) the altitudes are in A.P.
B
(B) the altitudes are in H.P.
C
(C) the angles are in A.P.
D
(D) the angles are in H.P.
Answer
(B) the altitudes are in H.P.
Explanation
Solution
Explanation:
12ap1=12bp2=12cp3=Δa=2Δp1|b=2Δp2|c=2Δp3H.P.