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In Delta ABC, tan""(A)/(2)+tan ""(B)/(2)...

In `Delta ABC, tan""(A)/(2)+tan ""(B)/(2)=`

A

`(c cot ""(C)/(2))/(4s)`

B

`(2c cot ""(C)/(2))/(a+b+c)`

C

`(2c tan ""(C)/(2))/(s)`

D

`(c tan ""(C)/(2))/(a+b+c)`

Text Solution

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The correct Answer is:
B
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