∆DEF is right angled at E. If m∠F = 45°, then find the value of ( – McqOptions

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1.	∆DEF is right angled at E. If m∠F = 45°, then find the value of (cosec D - 1/√3).
A.	(√6 - 1)/√3
B.	(1 - √6)/√2
C.	√3 - 2
D.	(2 - √3)/2√3
Answer» B. (1 - √6)/√2

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