Classify 2D Shapes

• A

• B

• C

• D

• A

• B

• C

• D

Select all of the shapes that are quadrilaterals.

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Eric sorted shapes into categories as show. Which answer choice best describes errors Eric made in sorting these shapes?

• The circle and the pentagon don't belong with the polygons and the trapezoid doesn't belong with the quadrilaterals.

• The circle doesn't belong with the polygons and the pentagon does't belong with the trapezoids.

• The parallelogram doesn't belong with the trapezoids.

• The triangle and the circle don't belong with the polygons and the pentagon doesn't belong with the trapezoids.

Which 2D shape has no sides and is not a polygon?

• circle

• sphere

• square

• pentagon

Which of the following is NOT an attribute used to identify 2D shapes?

• Sides

• Vertex (vertices)

• Color

• F

• G

• H

• J

• A

• B

• C

• D

How many triangles can you see?

• 1

• 2

• 3

• 4

Identify The Shape.

• hexagon

• square

• triangle

• rhombus