lijjah2x
lijjah2x
03-05-2017
English
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Help very appreciated
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Nickaragua
Nickaragua
03-05-2017
Angle A = 156
30 + 126 + 48 = 204
360 - 204 = 156
All quadrilaterals interior angles add up to 360 degrees, so 156 is your answer.
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