12 can you help me it's a A B C or D answer
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Mathematics, 21.06.2019 14:00, dontcareanyonemo
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.
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Pls! does anybody know a shortcut for answering these types of questions in the future?
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What properties allow transformation to be used as a problem solving tool
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