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If a,b and c are the sides of a traiangl...

If a,b and c are the sides of a traiangle such that `b.c =lamda ^(2),` then the relation is `a, lamdaand A` is

A

`c ge 2 lamda sin((C)/(2))`

B

`b ge 2 lamda sin ((A)/(2))`

C

`a ge 2 lamdasin ((A)/(2))`

D

None of these

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The correct Answer is:
C
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