<span> The area of the circle for this case is given by: </span> <span>Where, r: radius of the circle. Substituting values we have: </span> <span> The area of the rectangle is given by: </span> <span> Where, w: width l: long Substituting values we have: </span> <span> The area of the shaded region is: </span> <span> Rounding off we have: </span> <span> Answer: The area of the shaded region is: A1 - A2 = 422.39</span>