Answer:
55°
Step-by-step explanation:
180° - 125° = 55°
so angle 2 is 55 degrees
(4+3i)(12-2i)
48 - 8i + 36i - 6i^2
48 + 28i +6
54 + 28i
Since m<A ≅ m<C, AB = BC.
And...
x+4=3x-8
-2x=-12
x=6
Since AC=x, AC=6.
answer: AC = 6
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