.A Norman window has the shape of a rectangle surmounted by a semicircle as in the figure below. If the perimeter of the window is, 35ft express the area, A, as a function of the width, x, of the window

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.