muahmiaa muahmiaa

25-01-2021
Mathematics

contestada

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 mA 4x 13 and m ZB 3x 19 then find the measure of ZA class=

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8anandshah 8anandshah

25-01-2021

Answer:

115 degrees

Step-by-step 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

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