Published by:
CGP EDU Academic Team
Published on: August 12, 2026
In a triangle ABC, tan 
= 
, tan 
= 
, then –
Text Solution
Verified by ExpertsThe correct answer is:
B
tan 
= 
, tan 
= 
= 
…….. (1)
= 
…….. (2)
(1) × (2)
= 
× 
× 
= 
⇒ 3a – 3b + 3c = a + b + c
⇒ 2a + 2c = 4b
⇒ a + c = 2b
⇒ a + c = 2b
⇒ a, b, c are in A.P.
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