Published by:
CGP EDU Academic Team
Published on: August 14, 2026
If 
, then points 
and 
taken clockwise 
A
Lie on a circle only if 
B
Lie on a circle only if 
C
Lie on a circle 
D
Are vertices of a square 
Text Solution
Verified by ExpertsThe correct answer is:
A
Now if 
then 
So 
and 
are equal in magnitude but opposite in sign.
So DC chord subtends equal angles at A and B.
So points are concyclic for 
.
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