Classify Two-Dimensional Figures in a Hierarchy

Has a length and width only. Also called a plane figure or flat figure.

• quadrilaterals

• parallelograms

• obtuse angles

• two-dimensional figures

to sort or arrange in groups by some feature

• classify

• quadrilateral

• property

• hierarchy

a quadrilateral with 4 equal sides, 4 right angles, and opposite sides are parallel.

• square

• parallelogram

• rhombus

• rectangle

A quadrilateral with 2 pairs of opposite equal parallel sides and 4 right angles.

• rectangle

• trapezoid

• parallelogram

• rhombus

Look at the hierarchy. Which figure can be placed below the rectangle?

c

square

rhombus

trapezoid

triangle

Tags

CCSS.MATH.CONTENT.5.G.B.3

CCSS.MATH.CONTENT.5.G.B.4

Look at the hierarchy. Which figure can be placed below the rectangle in this hierarchy?

• rhombus

• trapezoid

• square

• triangle

A student is creating a hierarchy diagram, as shown. Unfortunately, the teacher says the diagram is incorrect. Relabel the diagram correctly.

b

c

d

e

a

polygon

rhombus

quadrilateral

square

rectangle

Tags

CCSS.MATH.CONTENT.5.G.B.4

a closed plane shape having three or more straight sides

• Two-dimensional shapes

• polygon

• quadrilateral

• parallel lines

A quadrilateral with 1 pair of opposite side parallel lines.

• rhombus

• trapezoid

• rectangle

• parallelogram

The graphic organizer shown can be used to classify triangles. Which triangle can be classified as scalene?

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