Step-by-step explanation:
[tex]sin \: x = \frac{4}{11} \\ \\ sin \: x = 0.363636 \\ \\ x = {sin \: }^{ -1} 0.363636 \\ \\ x = 21.323 \\ \\ x \approx \: 21 \degree[/tex]
Answer:
its a right triangle
sorry i dont but i hope ths helps
