Please answer the following question please don't not give any mad or idiot answer
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Step-by-step explanation:
180-110=70
angle b=70. alternate angles
180-70=110 supplementary angles
40+110+a=180 angle sum property of triangle
150+a=180. supplementary angles
a=30
C=180-30= 150
PLEASE MARK BRAINLIEST!!
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