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Area of a Circle Sector From Fraction to Area (Closest Integer)

Level 3

This math topic focuses on calculating the area of a circle sector to the closest integer. It involves determining the area of sectors with varying fractions (e.g., 2/3, 1/3, 2/5, 3/8) of circles with different radii. The questions require applying the formula for the area of a circle sector, which combines understanding of circle geometry and fractional multiplication, enhancing problem-solving and precision skills in geometry, particularly related to circle sectors. This is framed within a broader context of introductory circle geometry, covering areas, sectors, and related concepts.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Area of a Circle Sector From Fraction to Area (Closest Integer) Worksheet

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Area of a Circle Sector From Fraction to Area (Closest Integer)
1
Find the area (to the closest integer) of the green shaded sector that covers 2/3 of the circle with radius 4
An svg image showing a math problem
a
46
b
58
c
16
d
40
e
34
f
13
2
Find the area (to the closest integer) of the green shaded sector that covers 4/5 of the circle with radius 3
An svg image showing a math problem
a
13
b
23
c
21
d
7
e
11
f
33
3
Find the area (to the closest integer) of the green shaded sector that covers 3/5 of the circle with radius 4
An svg image showing a math problem
a
39
b
54
c
30
d
3
e
18
f
48
4
Find the area (to the closest integer) of the green shaded sector that covers 5/9 of the circle with radius 6
An svg image showing a math problem
a
3
b
57
c
105
d
63
e
81
f
99
5
Find the area (to the closest integer) of the green shaded sector that covers 5/6 of the circle with radius 5
An svg image showing a math problem
a
11
b
65
c
41
d
83
e
107
f
29
6
Find the area (to the closest integer) of the green shaded sector that covers 1/3 of the circle with radius 6
An svg image showing a math problem
a
38
b
47
c
56
d
29
e
50
f
32
7
Find the area (to the closest integer) of the green shaded sector that covers 2/9 of the circle with radius 5
An svg image showing a math problem
a
14
b
24
c
19
d
17
e
10
f
11
8
Find the area (to the closest integer) of the green shaded sector that covers 2/3 of the circle with radius 5
An svg image showing a math problem
a
67
b
37
c
82
d
52
e
92
f
27