Question

115
11.5
Find the area of the shaded region

Answer 1

227 units²

Explanation:

Area of rectangle

a = (2 * 11.5) * (4 * 11.5)

a = 1,058

Area of circles

a = 2(π * 11.5²)

a = 830.9512568745

Shaded area

a = 1,058 - 830.9512568745

a = 227.0487431255

a ≈ 227