In a triangle ΔABC, if AB = 5, BC = 3 and CA = 4, then the value of� – McqOptions

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1.	In a triangle ΔABC, if AB = 5, BC = 3 and CA = 4, then the value of \(\sin \frac A 2 + \tan \frac A 2\) is:
A.	\(3 + \sqrt {10}\)
B.	\(\frac {1 + \sqrt {10}} 9\)
C.	\(\frac {3 + \sqrt {10}} {3\sqrt {10}}\)
D.	\(\frac {9 + \sqrt {10}} 6\)
Answer» D. \(\frac {9 + \sqrt {10}} 6\)

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