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In a triangleABC,sqrt[{(s-a)(s-b)}/{s(s-...

In a `triangleABC`,`sqrt[{(s-a)(s-b)}/{s(s-c)}]` is:

A

cosB

B

cosx

C

`tan(c/2)`

D

a

Text Solution

Verified by Experts

The correct Answer is:
C
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