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ZA and ZB are vertical angles. If m_A = (7x– 20)° and m_B = (6x – 1)º, then find the measure of ZA.

ZA and ZB are vertical angles. If m_A = (7x– 20)° and m_B = (6x – 1)º, then find the measure of ZA.
asked 107k views
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.

asked
User Jinsky
by
8.5k points

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

answered
User Dan Eastwell
by
8.0k points
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