In the image, shape ABCD is similar to shape WXYZ . Find the measure of side ZW . Two 4-sided shapes, 1 large, 1 small. Large shape has points A, B, C, D. Point A to Point D is 18 inches; Points A to B is 24 inches. Second shape has points W, X, Y, Z. Point W to X is 6 inches. Point W to Z is unknown. CLEAR CHECK 4.5 inches 12 inches 36 inches 72 inches