Exploring the Area of Parallelograms

This video tutorial covers the concept of geometry, focusing on the area of parallelograms. It explains the properties of parallelograms and how to calculate their area using the base and height. The tutorial includes examples such as calculating the area of a flag and finding missing dimensions in a parallelogram. It concludes with a practical landscaping problem involving a koi pond and grass seed calculation.

What is a parallelogram?

• A shape with all sides of equal length

• A four-sided shape with opposite sides parallel

• A shape with at least two right angles

• A circular shape

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CCSS.5.G.B.4

What property do opposite sides of a parallelogram have?

• They intersect at right angles

• They are parallel and equal in length

• They are of unequal length

• They are perpendicular

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CCSS.HSG.CO.C.11

How do you find the area of a parallelogram?

• Multiply the length by the width

• Multiply the base by the height

• Add the length of all sides

• Subtract the base from the height

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CCSS.6.G.A.1

What additional step is used to calculate the area of a parallelogram compared to a rectangle?

• Subtracting the base from the height

• Manipulating the shape to form a rectangle

• Adding the lengths of all sides

• Dividing the base by the height

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CCSS.6.G.A.1

What is the area of a parallelogram with a base of 6.75 inches and height of 30 inches?

• 200 square inches

• 203 square inches

• 202.5 square inches

• 204 square inches

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CCSS.6.G.A.1

What is the base measurement of the parallelogram in Example 1?

• 6.5 inches

• 6 inches

• 7 inches

• 6.75 inches

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CCSS.1.G.A.1

CCSS.2.G.A.1

If the area of a parallelogram is 45 square inches and the base is 9 inches, what is the height?

• 5 inches

• 4 inches

• 7 inches

• 6 inches

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CCSS.6.G.A.1

In Example 2, what is the missing dimension if the area is 45 square inches and the base is 9 inches?

• 5 inches

• 7 inches

• 6 inches

• 4 inches

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CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How many bags of grass seed are needed to cover a park area of 14,955 square feet if one bag covers 7,500 square feet?

• Two bags

• Four bags

• One bag

• Three bags

How much area does the koi pond cover in the landscaping project?

• 1200 square feet

• 1245 square feet

• 1230 square feet

• 1250 square feet

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CCSS.6.G.A.1