Perimeter Area problems

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When given the Perimeter in a problem, cut it in HALF.

Then find two numbers that add up to that sum.

For AREA problems, find two numbers that will multiply to that product.

Use a calculator !!! Draw a Picture !!!! P = 2l + 2w A = l x w

• OK

• What are you even talking about?

Tags

CCSS.3.MD.D.8

The perimeter of Gary's rectangular garden is 48 feet.

Which 2 numbers could be the dimensions of the garden?

• 10

• 18

• 14

• 16

Tags

CCSS.3.MD.D.8

The Perimeter of Linda's house is 120 feet.

What could be the dimensions of the house?

(2 answers)

• 20

• 40

• 30

• 60

Tags

CCSS.3.MD.D.8

The Perimeter of Linda's square chicken house is 60 feet.

What could be the dimensions of the chicken house?

( 1 answer )

• 18

• 15

• 10

• 12

Tags

CCSS.4.MD.A.3

The Perimeter of Larry's house is 200 feet.

What could be the dimensions of the house?

(2 answers)

• 50

• 80

• 20

• 60

Tags

CCSS.3.MD.D.8

Area = L x W

The area of my back yard is 180 sq. ft.

Which could be the dimensions?

• 20 x 90

• 20 x 14

• 18 x 10

• 12 x 16

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Area = L x W

The area of my neighbor's back yard is 540 sq. ft.

Which could be the dimensions?

• 18 x 30

• 30 x 14

• 18 x 20

• 12 x 40

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3