Exploring Area and Perimeter Applications

This video tutorial covers the concepts of perimeter and area in rectangular figures. It begins with an introduction to these concepts, followed by detailed explanations and examples. The video includes real-life applications such as calculating the perimeter for fencing a garden and finding the area for painting a mural. An advanced example involves determining the length of a pool fence given its perimeter. The tutorial concludes with a problem-solving exercise to find the width of a smartphone cover using its area and length.

What does the perimeter of a rectangle measure?

• The length of one side

• The total length around the rectangle

• The space inside the rectangle

• The length of the diagonal

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CCSS.4.MD.A.3

How do you calculate the perimeter of a rectangle?

• Length + Width

• Length x Width

• 2(Length + Width)

• (Length + Width) / 2

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CCSS.4.MD.A.3

What is the perimeter of a rectangle with lengths of 4 cm and widths of 3 cm?

• 12 cm

• 14 cm

• 16 cm

• 24 cm

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CCSS.3.MD.C.6

What units are used to measure area?

• Linear units

• Square units

• Cubic units

• Kilograms

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How is the area of a rectangle calculated?

• (Length + Width) / 2

• 2(Length + Width)

• Length x Width

• Length + Width

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What formula represents the area of a rectangle?

• Length x Width

• (Length + Width) / 2

• 2(Length + Width)

• Length + Width

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CCSS.4.MD.A.3

What is the perimeter needed for a garden that is 12 feet long and 8 feet wide?

• 20 feet

• 60 feet

• 40 feet

• 80 feet

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CCSS.6.G.A.4

How many square feet will Craig need to paint for his mural?

• 100 square feet

• 175 square feet

• 125 square feet

• 150 square feet

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CCSS.4.MD.A.3

If a rectangular fence has a perimeter of 200 feet and a width of 60 feet, what is the length of each side?

• 20 feet

• 30 feet

• 50 feet

• 40 feet

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the width of a smartphone cover that has a length of 6 inches and an area of 18 square inches?

• 3 inches

• 2 inches

• 5 inches

• 4 inches

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3