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Biblioteka

Area of Circle Sector 11.3

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Posljednje ažuriranje about 2 years ago
22 questions
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The area for the sector of a circle is found by using the formula

A = π • r² • m/360

r is the radius of the circle.

m is the measurement of the angle making the sector.

For the first problem below #3A

It would be

π • 4² • 53/360

And that would equal 7.4 ft²

Pitanje 1
1.

Find the area of this sector.

Pitanje 2
2.

Find the area of this sector.

Pitanje 3
3.

Find the area of this sector.

Be careful on this one. It is looking for the area of the entire shaded part. Remember there are 360° in a circle.

Pitanje 4
4.

Find the area of this sector.

Pitanje 5
5.

Find the area of this sector.

Pitanje 6
6.

Find the area of this sector.

Pitanje 7
7.

Find the area of this sector.

Pitanje 8
8.

Find the area of this sector.

Pitanje 9
9.

Pitanje 10
10.

Pitanje 11
11.

Find the diameter of a circle with an area of 74 square millimeters.

Pitanje 12
12.

The area of a circle is 88 square inches. Find the radius.

Pitanje 13
13.

The area of a circle is 68 square centimeters. Find the diameter.

Pitanje 14
14.

Find the diameter of a circle with an area of 94 square millimeters.

Pitanje 15
15.

The area of a circle is 112 square inches. Find the radius.

Pitanje 16
16.

Find the radius of a circle with an area of 206 square feet.

Pitanje 17
17.

Find the area of a circle with radius 5.5 ft

Pitanje 18
18.

Find the area of a circle with radius 10 feet

Pitanje 19
19.

Find the area of a triangle with a base of 10m and a height of 12m.

Pitanje 20
20.

Find the area of a trapezoid with height of 6m and bases of 12m and 18m.

Pitanje 21
21.

The area is 66 square cm. X represents the diameter. Find the radius. Find the diameter of the right side of the diameter sector.

Pitanje 22
22.

Find the area of a trapezoid if the bases are 26 and 12.5 cm, and the height is 10 cm