Answer:
59.73 cm²
Step-by-step explanation:
[tex]2\pi r[/tex]
2 × π × 7
2 × 3.14 × 7
43.96 ÷ 4
10.99 cm²
11 cm - 7 cm = 4 cm
[tex]2\pi r[/tex]
2 × π × 4
2 × 3.14 × 4
25.12 ÷ 4
6.28 cm²
10.99 cm² + 6.28 cm² = 17.27 cm²
7 cm × 11 cm = 77 cm²
77 cm² - 17.27 cm²
59.73 cm²
