Question

Help please no links!! Step by step

Answer 1

9514 1404 393

Answer:

50.27 cm²

Explanation:

The 40° sector represents 40°/360° = 1/9 of the area of the circle. So, the sector area is ...

A = (1/9)πr² = (π/9)(12 cm)² = 16π cm² ≈ 50.27 cm²