Exploring Area and Perimeter Concepts

This video tutorial covers the concepts of area and perimeter, focusing on rectangles. It explains how to calculate the area using the formula 'area = length x width' and the perimeter by adding all sides. The tutorial includes examples with known and unknown dimensions, demonstrating how to solve for missing values. It emphasizes the importance of understanding these concepts without relying on grid paper and encourages practice through additional problems.

What is the formula for calculating the area of a rectangle?

• Area = Length + Width

• Area = Length x Width

• Area = Length / Width

• Area = (Length + Width) x 2

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How do you find the area of a rectangle when given the length and width?

• Add length and width

• Multiply length by width

• Subtract width from length

• Divide length by width

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CCSS.3.MD.C.7B

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How do you calculate the perimeter of a rectangle?

• Perimeter = Length + Width

• Perimeter = Length / Width

• Perimeter = (Length + Width) x 2

• Perimeter = Length x Width

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What is the perimeter of a rectangle with sides of 8 inches and 2 inches?

• 16 inches

• 24 inches

• 10 inches

• 20 inches

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

• 2 x (Length + Width)

• Length x Width

• Length + Width

• 2 x Length + 2 x Width

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If the area of a rectangle is 12 inches squared and one side is 3 inches, what is the length of the other side?

• 3 inches

• 12 inches

• 4 inches

• 9 inches

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CCSS.3.MD.C.7B

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For a rectangle with a perimeter of 14 inches and one side of 3 inches, what is the length of the other side?

• 5 inches

• 8 inches

• 4 inches

• 2 inches

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If a rectangle has an area of 60 inches squared and one side is 10 inches, what is the length of the other side?

• 6 inches

• 15 inches

• 10 inches

• 5 inches

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CCSS.3.MD.C.7B

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If the length of a rectangle is 6 inches and the area is 42 inches squared, what is the width?

• 12 inches

• 8 inches

• 7 inches

• 6 inches

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CCSS.3.MD.C.7B

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If a rectangle's perimeter is 22 inches and the width is 6 inches, what is the length of the rectangle?

• 11 inches

• 10 inches

• 6 inches

• 5 inches

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