1.G.2 Task Cards: Compose and Create Shapes Task Cards 1.G.2: Shapes:96 task cards are aligned with Common Core Standard 1.G.2: Compose two-dimensional or three-dimensional shapes. Several types of questions help you assess your students' mastery of composing and creating shapes. 1.G.2. Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and quarter-circles) or three-dimensional shapes (cubes, right rectangular prisms, right circular cones, and right circu