Classifying 2D Shapes

regular shape

• a shape where three sides are the same length

• a shape where all sides are the same length

• a shape where no sides are the same length

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

parallel lines

• lines that will intersect or cross

• lines that form a 90 degree angle

• lines that will never intersect or cross

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

lines that intersect to form right angles

• perpendicular lines

• parallel lines

• straight lines

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

quadrilateral

• a closed shape

• a polygon with six sides

• a polygon with four sides

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

polygon

• a circle

• a closed shape made with straight lines

• a closed shape made with curved lines

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

parallelogam

• a type of quadrilateral with no parallel sides

• a type of quadrilateral with 1 pair of parallel sides

• a type of quadrilateral with 2 pairs of parallel sides

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

rectangle

• a parallelogram and a quadrilateral with four right angles

• a parallelogram and a quadrilateral with two right angles

• a parallelogram and a quadrilateral with no right angles

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

rhombus

• a parallelogram and a quadrilateral with no equal sides

• a parallelogram and a quadrilateral with three equal sides

• a parallelogram and a quadrilateral with four equal sides

Tags

CCSS.4.G.A.2

square

• a regular rectangle

• a circle

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

equilateral triangle

• a triangle that has no equal sides

• a triangle that has two equal sides

• a triangle that has three equal sides (a regular triangle)

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4