Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines.
Flipped Classroom Lines and Angles is a free educational video by Megan Priole.It helps students in grades 4 practice the following standards 4.G.A.2.
1. 4.G.A.2 : 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. Recognize right triangles as a category, and identify right triangles..
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