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Grade 1
Domain Geometry
Cluster Reason with shapes and their attributes.

1.G.A

Reason with shapes and their attributes.

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Standards

1.G.A.1 Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus...
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1.G.A.2 Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and...
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1.G.A.3 Partition circles and rectangles into two and four equal shares, describe the shares using the...
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