Identifying and Classifying 2D Shapes

What are these?

• Square
• Quadrilateral
• Polygon
• Hexagon

What are these?

• Square
• Parallelogram
• Rhombus
• Triangle

Select all of the shapes that are quadrilaterals.

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Which shape is NOT a polygon?

• circle

• square

• rhombus

• triangle

Who am I? I have 2 LONG sides and 2 short sides. I also have 4 vertices.

• Triangle

• Square

• Rectangle

• Circle

• They are all hexagons

• They are all pentagons

• They are are all quadrilaterals

• They are all polygons

• 2 rectangles, 3 pentagons, and 1 hexagon

• 3 quadrilaterals, 2 pentagons, and 1 hexagon

• 1 hexagon, 2 pentagons, 1 triangle, and 2 rectangles

• 2 quadrilaterals and 4 pentagons

Can a square be called a rectangle?

• True

• False

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 of the following shapes are both polygons?

• A circle and an oval

• An oval and a rectangle

• A trapezoid and a pentagon

• An oval and a rhombus