Question

What is the area of shaded section of the circle?​

Answer 1

≈ 565.5 units²

Explanation:

The area (A) of the shaded sector = area of circle × fraction of circle

A = πr² ×
`(162)/(360)` ← r is the radius

= π × 20² ×
`(162)/(360)`

= 400π × 0.45 ≈ 565.5 units²