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In DeltaABC, if a=2,b="tan"^(-1)(1)/(2) ...

In `DeltaABC`, if `a=2,b="tan"^(-1)(1)/(2)` and `C="tan"^(-1)(1)/(3)` then (A,b)=

A

`((pi)/(4),(2sqrt(2))/(sqrt(5)))`

B

`((3pi)/(4),(2)/(sqrt(5)))`

C

`(pi/4,(2)/(sqrt(5)))`

D

`((3pi)/(4),(2sqrt(2))/(sqrt(5)))`

Text Solution

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The correct Answer is:
D
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