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If the sides of a triangle are in A.P. a...

If the sides of a triangle are in A.P. and difference between the greatest and least angles is `pi/2`, then `Sin (B/2)` =

A

`1/2`

B

`1/(2sqrt2)`

C

`1/(sqrt2)`

D

`sqrt3/2`

Text Solution

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The correct Answer is:
B
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