Î”DEF is right angled at E. If cosD = 8/17, then what is the value – McqOptions

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1.	Î”DEF is right angled at E. If cosD = 8/17, then what is the value of secF ?
A.	44425
B.	42948
C.	17/15
D.	15/17
Answer» D. 15/17

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