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  5. 8.1.5 Area Of A Circle And Sector
8.1.5 Area of a circle and sector

8.1.5 Area of a circle and sector

Assessment

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Mathematics

9th - 12th Grade

Practice Problem

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Created by

Tiffany Madison

Used 1+ times

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4 Slides • 11 Questions

1

8.1.5 Area of a Circle & Sector

By Ms. Madison

2

Area of a circle

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3

Multiple Choice

Question image

Calculate the area of the circle in terms of π\pi

1

11π

2

22π

3

121π

4
200π

4

Multiple Choice

Question image

Calculate the area of the circle in terms of π\pi

1

12.5π sq. cm

2

25π sq. cm

3

156.25π sq. cm

4

625π sq. cm

5

Multiple Choice

Question image

What is the area of the pizza if the radius is 6”?


1


6π6\pi

2

12π12\pi

3

36π36\pi

4

144π144\pi

6

Multiple Choice

Question image

What is the area of an 18” pizza (the diameter is 18 inches)?

1

9π9\pi

2

18π18\pi

3

81π81\pi

4

324π324\pi

7

Multiple Choice

If the area of the pizza is 100π square inches, what is the radius?

1

5

2

10

3

50

4

100

8

Multiple Choice

If the area of the pizza is 169π square inches, what is the diameter?

1

13

2

26

3

84.5

4

169

9

Now let’s find the area of a slice of pizza 😋


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10

Multiple Choice

Question image

You order a 12” pizza (the diameter is 12in). What is the area of the slice of pizza below?

1

6π6\pi sq. in.

2

9π9\pi sq. in.

3

12π12\pi sq. in.

4

36π36\pi sq. in.

11

Multiple Choice

Question image

You order a 12” pizza (the diameter is 12in). What is the area of the slice of pizza below?

1

6π6\pi sq. in.

2

9π9\pi sq. in.

3

12π12\pi sq. in.

4

36π36\pi sq. in.

12

Multiple Choice

Question image

You order a 18” pizza (the diameter is 18in). What is the area of the slice of pizza below?

1

6π6\pi sq. in.

2

9π9\pi sq. in.

3

12π12\pi sq. in.

4

36π36\pi sq. in.

13

What is a Sector of a Circle

The sector of a circle is the part enclosed by two radii and the included arc of a circle. It is represented by the symbol ⌔.

A slice is also known as a sector!

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14

Multiple Choice

Question image

Calculate the area of the sector.

1

9π9\pi sq. m.

2

18π18\pi sq. in.

3

36π36\pi sq. in.

4

324π324\pi sq. in.

15

Open Ended

Describe how to calculate the area of a sector.

8.1.5 Area of a Circle & Sector

By Ms. Madison

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