Composite Figures Flashcards

1
Q

What is a composite figure?

A

A composite figure is a shape that is made up of two or more simple geometric shapes.

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2
Q

True or False: A composite figure can only consist of rectangles.

A

False

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3
Q

Fill in the blank: To find the area of a composite figure, you must first ____ the areas of the simple shapes that compose it.

A

calculate

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4
Q

List two examples of simple shapes that can be used to create a composite figure.

A

Circle and rectangle

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5
Q

Multiple Choice: Which of the following is NOT a simple geometric shape? a) Triangle b) Square c) Composite figure

A

c) Composite figure

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6
Q

How do you find the perimeter of a composite figure?

A

By adding the lengths of all the outer sides of the simple shapes that make up the composite figure.

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7
Q

True or False: The area of a composite figure can be less than the area of its individual components.

A

False

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8
Q

What is the first step in calculating the area of a composite figure?

A

Identify the simple shapes that make up the composite figure.

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9
Q

Fill in the blank: The area of a rectangle is calculated using the formula _____.

A

length × width

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10
Q

What is the formula for the area of a triangle?

A

Area = 1/2 × base × height

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11
Q

Multiple Choice: Which formula would you use to find the area of a circle in a composite figure? a) πr² b) 2πr c) r²

A

a) πr²

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12
Q

True or False: Composite figures can be made up of irregular shapes.

A

True

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13
Q

What is the significance of breaking down a composite figure into simple shapes?

A

It simplifies the process of calculating area and perimeter.

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14
Q

Fill in the blank: The perimeter of a composite figure is the total ____ of its outer edges.

A

length

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15
Q

What is a common mistake when calculating the area of a composite figure?

A

Forgetting to subtract overlapping areas.

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16
Q

Multiple Choice: When calculating a composite figure’s area, what should you do with the areas of the simple shapes? a) Add them b) Subtract them c) Multiply them

A

a) Add them

17
Q

True or False: The dimensions of each simple shape in a composite figure must be known to calculate its area.

18
Q

What is the area of a composite figure that consists of a rectangle with length 5 and width 3, and a triangle with base 3 and height 4?

A

Area = (5 × 3) + (1/2 × 3 × 4) = 15 + 6 = 21

19
Q

Fill in the blank: When calculating the perimeter of a composite figure, you should focus on the ____ sides.

20
Q

Name one application of composite figures in real life.

A

Architecture or landscape design.

21
Q

Multiple Choice: Which of the following shapes can be part of a composite figure? a) Rectangle b) Circle c) Both a and b

A

c) Both a and b

22
Q

True or False: All composite figures have a fixed formula for area.

23
Q

How can composite figures help in solving complex geometric problems?

A

By allowing the use of simpler shapes and known formulas.

24
Q

Fill in the blank: The total area of a composite figure is the sum of the areas of all ____ shapes.

25
What is a key consideration when drawing a composite figure?
Ensuring that the shapes connect properly without gaps or overlaps.