Answer:
Julie
Step-by-step explanation:
M angle Y =39 and m angle B =39 so the other angles have to be the same.
So m angle X=62 and m angle C =79
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Answer: 6
Step-by-step explanation: [▲x4]+[6x3]=6[4+3
6[4+3=42 so if [6x3]=18 then [▲x4] needs to be 24 (24+18=42) ▲=6 as 6x4=24+18=42 (6[4+3)!