solve it plz
find missing angle
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in a)
AB=AC
so angle C = 70°
x=180-70= 110°
in b)
angle a= 180-112= 68°
angle d=180-85 =95°
angle c = 360-(68+85+94)
= 360-252
= 108°
angle b= 180-108
= 72°
in c) 180 -(94+55)
180-149
= 31°
so y= 180-31
= 149°
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