Are triangle def and triangle rpq congruent?

Which of the following points is collinear with (-2,1) and (0,3)

If 25% of y is 30, what is 60% of y?

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