Which are the coordinates of F′ of the image (T⟨–3, 4⟩ ∘ D4)(△DEF) given D(–7, –6), E(–8, 3), and F(2, 1)? .Help me this please

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