Answer:
hope it helps..
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K=56°
Step-by-step explanation:
4x+8+3x+11+3x+11=180
10x+30=180
10x=150
x=15
3(15)+11
45+11
56
4/10 maybe cuz 12 divided by 30 is 0.4 and 0.4 would be 4/10
2 stages
