Q. Δ DEF is right angled at E. If m∠D = 45%., then Cosec F =
A) 1/√2
B) 1/2
C) 1/√3
D) √2
✔ Correct Answer: √2
Exam Insight
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A) 1/√2
B) 1/2
C) 1/√3
D) √2
✔ Correct Answer: √2
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