Classify 2D Shapes

The standards below belong to one grade level. Which standards belong to one grade level? Select all that apply.

• Classify and sort 3D solids, including spheres, cones, cylinders, rectangular prisms (including cubes as special rectangular prisms), and triangular prisms, based on attributes using formal geometric language

• Compose 2D shapes and 3D solids with given properties or attributes

• Decompose two dimensional shapes such as cutting out a square from a rectangle, dividing a shape in half, or partitioning a rectangle into identical triangles and identify the resulting geometric figure

• Classify and sort 2D and 3D figures, including cones, cylinders, spheres, triangular and rectangular prisms, and cubes, based on attributes using formal geometric language

• 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

• They are all hexagons

• They are all pentagons

• They are are all quadrilaterals

• They are all polygons

• It has 5 vertices.

• It is a pentagon.

• It has 6 sides.

• It is a polygon

Name that shape.

• quadrilateral

• rectangle

• parallelogram

• quadrilateral, rhombus

• They have no rectangular faces.

• They have no vertices.

• They have more than one vertex.

• They have have at least two bases.

Which statement is true about this figure?

• It is not quadrilateral

• It doesn't have right angles.

• It is a trapezoid

• It is a quadrilateral that has right angles.

Can a square be called a rectangle?

• True

• False

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

• Triangle

• Square

• Rectangle

• Circle

How many sides does a pentagon have?

• 4

• 5

• 6

• 7