Three circles of radii a, b, c (a < b < c) touch each other extremely. If they have xaxis as a common tangent, then
a.


b.

a, b, c are in A. p.

c.

are in A.P.

d.


Question ID  56527  Toppr Answer Three circles of radii a, b, c (a < b < c) touch each other extremely. If they have xaxis as a common tangent, then
a.


b.

a, b, c are in A. p.

c.

are in A.P.

d.


1 Answer  5876 Votes
3537
Answer Key : (a) 
AB=AC+CB
=
= +
= +
+
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