Respuesta :
1. Fraction of the circle formed by arc RS is: 1/6
2. Circumference of the circle is: 31.4 cm
3. Length of arc RS is: 5.3 cm.
What is the Length of an Arc?
Length of an arc = ∅/360 × 2πr
What is the Circumference of a Circle?
Circumference = 2Ï€r
Given the following:
- r = 5 cm
- ∅ = 60°
1. Fraction of the circle formed by arc RS = ∅/360 = 60/360 = 1/6
2. Circumference of the circle = 2Ï€r = 2Ï€(5) = 31.4 cm
3. Length of arc RS = ∅/360 × 2πr = 60/360 × 2π(5) = 5.3 cm.
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