Answer:
C) 26
Explanation:
a + 32 + 85 = 180 {Sum of all angles of triangle}
a + 117 = 180
a = 180 - 117
a = 63
b = a {Vertically opposite angles}
b = 63
91 + 63 + c = 180 {Angle sum property of triangle}
154 + c = 180
c = 180 - 154
c = 26
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