I need help for number 6 please is a emergency
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Answer: 31
Step-by-step explanation:
Triangle's angles add up to 180.
110+31=141
180-141=39, the missing angle.
Complementary= adds up to 90.
90-39= 51, the complementary angle.
Supplementary= adds up to 180.
180-39=141, the supplementary angle.