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∆XYZ is right angled at Y. If ∆X = 45°, then sec Z = ?

Question

∆XYZ is right angled at Y. If ∆X = 45°, then sec Z = ?

A.

√2

B.

2√2

C.

√2/2

D.

2

Solution

Correct option is A

In the given triangle XYZ
Sec Z = Sec 45° = √2
Hence, option (a) will be the right answer.

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