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The smallest angle of the DeltaABC, when...

The smallest angle of the `DeltaABC`, when `a=7,b=4sqrt(3)andc=sqrt(13)` is

A

(a) `30^(@)`

B

(b) `15^(@)`

C

(c) `45^(@)`

D

(d) none of these

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The correct Answer is:
A
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