I is the in centre of ΔABC. If BIC = 108°, then ∠A = ?

1.	I is the in centre of ΔABC. If BIC = 108°, then ∠A = ?
A.	81°
B.	72°
C.	54°
D.	36°
Answer» E.

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I is the in centre of ΔABC. If BIC = 108°, then ∠A = ?

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