tolong jawab pakek cara y

[tex]keliling = \pi \times \: d\\ 44 = \frac{22}{7} \times d \\ d = 14 \\ r = \frac{14}{2} = 7 \\ luas \: juring \: AOB \\ \frac{120}{360} \times \frac{22}{7} \times 7 \times 7 \\ \frac{1}{3} \times 154 \\ 51.33 {cm}^{2} \: (a)[/tex]

Maaf kalo salah, semoga membantu