2 years ago

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

1 answer:

7 0

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

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

$\\ \sf\longmapsto x=-19$

Now

$\\ \sf\longmapsto m$

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