Divide 571.85 by 1,500. round to the nearest thousandth

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Of four points are collinear, they are also coplanar

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π