This video tutorial explains the concepts of area and perimeter, including their definitions, units, and formulas. It provides practical examples, such as calculating the area and perimeter for a doghouse and a garden, to illustrate how these concepts are applied in real-life scenarios.

What is the formula to calculate the area of a rectangle?

• Length + Width

• Length x Width

• 2 x (Length + Width)

• Length / Width

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How do you express the area of a surface?

• Units cubed

• Cubic units

• Units squared

• Linear units

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CCSS.3.MD.C.6

Which formula can be used to find the perimeter of a rectangle?

• Length / Width

• Length + Width

• 2 x (Length + Width)

• Length x Width

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CCSS.4.MD.A.3

What does the area of an object represent?

• The length around the object

• The weight of the object

• The space on the surface of the object

• The volume of the object

Why do we calculate the perimeter of an object?

• To calculate the object's density

• To measure the distance around the object

• To determine the space inside the object

• To find out how heavy it is

For a doghouse that is 8 feet long and 6 feet wide, how much wood is needed for the perimeter?

• 28 feet

• 14 feet

• 48 feet

• 24 feet

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CCSS.3.MD.D.8

How much carpet is needed for a doghouse floor that is 8 feet by 6 feet?

• 48 square feet

• 14 square feet

• 24 square feet

• 28 square feet

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If a garden is 10 feet wide and 12 feet long, how many square feet of topsoil is needed?

• 120 square feet

• 100 square feet

• 22 square feet

• 44 square feet

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How many bags of soil are needed if one bag covers 10 square feet and the garden area is 120 square feet?

• 12 bags

• 15 bags

• 10 bags

• 20 bags

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CCSS.3.MD.A.2

What is the perimeter of a garden that is 10 feet wide and 12 feet long?

• 24 feet

• 44 feet

• 22 feet

• 48 feet

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CCSS.4.MD.A.3