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3 votes
ZA and ZB are vertical angles. If m_A = (7x– 20)° and m_B = (6x – 1)º,

then find the measure of ZA.

User Jinsky
by
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1 Answer

4 votes


\\ \sf\longmapsto 7x-20=6x-1


\\ \sf\longmapsto 7x-6x=-1+20


\\ \sf\longmapsto x=-19

Now


\\ \sf\longmapsto m<A=7x-20=7(-19)-20=133-20=113

User Dan Eastwell
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