Texas Essential Knowledge and Skills (TEKS)Clasificar figuras bidimensionales |
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| Grade: | 4th Grade |
| Standard: | 4.6.C |
| Description: | apply knowledge of right angles to identify acute, right, and obtuse triangles; and |
| Standard: | 4.6.D |
| Description: | classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines or the presence or absence of angles of a specified size. |