Grade 4 Mathematics Module 4, Topic D, Lesson 12

Teacher working with elementary school kids

Objective:  Recognize lines of symmetry for given two-dimensional figures; identify line-symmetric figures and draw lines of symmetry.

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Common Core Learning Standards

CCLS State Standard
4.G.2 Classify two-dimensional figures based on the presence or absence of parallel or perpendicular...
4.G.3 Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the...

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