Question 983665
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Adjacent angles in a parallelogram are supplementary.


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ C\ =\ 8A]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ C\ +\ A\ =\ 180]


Solve the 2X2 system for C and A.


John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it

*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \