a triangle's full angle is 180 degrees so 180 - 156 = 24. 24/2=12
Answer from: Quest
-12 > a
step-by-step explanation:
-11 > 1 + a
subtract 1 from each side
-11 -1> 1 -1+ a
-12 > a
Answer from: Quest
i dont understand
step-by-step explanation:
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