Perimeter and Area and Classifying Shapes

perimeter

• (length x width) the number of square units needed to cover a surface

• (length x width x height) the number of square units needed to fill a 3D shape

• (add up all the sides) the number of units needed to go around a shape

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.5.G.B.4

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.3.G.A.1

What is the perimeter of this shape?

Tags

CCSS.3.MD.D.8

What is the perimeter of the shape?

• 200

• 20

• 40

• 80

Tags

CCSS.4.MD.A.3

Find the PERIMETER of this figure.

• 25 cm

• 20 cm

• 10 cm

• 20 sq. cm

Tags

CCSS.4.MD.A.3

What is the perimeter of the shape?

• 20

• 10

• 6

• 8

To find the ​ (a)   , you must ​ (b)   To find the ​ (c)   , you must ​ (d)   a

• area

• multiply.

• perimeter

• add.

Which shape has the same PERIMETER of a rectangle that is 4 feet long and 10 feet wide?

• Shape A

• Shape B

Tags

CCSS.3.MD.D.8

square

• a regular rectangle

• a circle

Tags

CCSS.5.G.B.4