Texas Essential Knowledge and Skills (TEKS)
TX.111.2. Kindergarten, Adopted 2012
K.6. Geometry and measurement. The student applies mathematical process standards to analyze attributes of two-dimensional shapes and three-dimensional solids to develop generalizations about their properties. The student is expected to:
K.6 (A) Identify two-dimensional shapes, including circles, triangles, rectangles, and squares as special rectangles.
K.6 (D) Identify attributes of two-dimensional shapes using informal and formal geometric language interchangeably.