Answer:
35° is the answer.
Step-by-step explanation:
<xwy=32°
<vwz=32°
<ywv=m
so,
as given in question <xwz=99°
<xwy+<vwz+<ywv=<xwz
32°+32°+m=99°
64°+m=99°
m=99°-64°
m=35°