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Arc Length Worksheet

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Arc Length Worksheet

Name:Date:Class:
1.Find the arc length of a circle with radius and central angle .
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2.Find the arc length of a circle with radius and central angle .
12
3.Find the arc length of a circle with radius and central angle .
5
4.Find the arc length of a circle with radius and central angle .
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5.Find the arc length of a circle with radius and central angle .
5
6.Find the arc length of a circle with radius and central angle .
12
7.Find the arc length of a circle with radius and central angle .
14
8.Find the arc length of a circle with radius and central angle .
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9.Find the arc length of a circle with radius and central angle .
2
10.Find the arc length of a circle with radius and central angle .
6
11.Find the arc length of a circle with radius and central angle .
9
12.Find the arc length of a circle with radius and central angle .
10
13.Find the arc length of a circle with radius and central angle .
10
14.Find the arc length of a circle with radius and central angle .
6
15.Find the arc length of a circle with radius and central angle .
2
16.Find the arc length of a circle with radius and central angle .
10
17.Find the arc length of a circle with radius and central angle .
2
18.Find the arc length of a circle with radius and central angle .
5
19.Find the arc length of a circle with radius and central angle .
10
20.Find the arc length of a circle with radius and central angle .
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Worked Example

Problem: Radius 10 cm, central angle 72°. Find arc length (π ≈ 3.14).

  1. Arc = (72/360) × 2π(10)— Substitute into the formula.
  2. 72/360 = 1/5— Simplify the fraction.
  3. (1/5) × 62.8 = 12.56 cm— 2 × 3.14 × 10 = 62.8, then ÷ 5.

Answer: 12.56 cm

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