Sailor SheftalAngle Terminology with EquationsAug 02, 10:00:18 AM?ZA and ZB are vertical angles. If m_A = (2x – 10° and m B = (2+8)°,then find the measure of ZA.Answer:Submit Answerattempt 1 out of 2

Bernard Covic asked Nov 4, 2023

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Bernard Covic asked Nov 4, 2023

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20 votes

We have

The vertical angles have equal measure, therefore:

$\begin{gathered} \angle A=\angle B \\ 2x-10=x+8 \end{gathered}$

then solve for x

$\begin{gathered} 2x-10+10=x+8+10 \\ 2x=x+18 \\ 2x-x=x+18-x \\ x=18 \end{gathered}$

So, angle A is:

$\angle A=2x-10=2(18)-10=36-10=26$

Answer:

Hedeshy answered Nov 8, 2023

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