Three boys cut out hundredths decimal model. derrick does not shade any of his models. ari shades half of one model. wesley shades two models and one tenth of another model . and onetenth of another model. what decimal represents the amount each boy shades

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