Answer:
6. u = 60
7. 24.25°
8. 28°
Explanation:
6. First we know that a triangle is 180 degrees. So we would do 30+90+u=180
120+u=180
-120 -120
u = 60
6) 60°
7) 24.25°
8) 28°
I’m not 100% sure but hope this helps.
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