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ZA and ZB are vertical angles. If m_A = (4x – 13)° and m

ZB = (3x + 19)', then find the measure of ZA.

ZA and ZB are vertical angles. If m_A = (4x – 13)° and m ZB = (3x + 19)', then find-example-1
User Starscape
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1 Answer

10 votes

Answer:

115 degrees

Explanation:

Vertical angles are congruent by the vertical angles theorem.

Hence,

<A=<B

4x-13=3x+19

x=32

Substituting 32 in for x in <A

4(32)-13= 115

User Probocop
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