Question 316260
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The sum of the measures of two consecutive angles in any parallelogram is *[tex \LARGE 180^{\circ}], so


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 4x\ +\ 120\ =\ 180]


Just solve for *[tex \Large x]



John
*[tex \LARGE e^{i\pi} + 1 = 0]
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