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Let's say it is equal to 45 degrees, or π/4. Calculate the arc length according to the formula above: L = r * θ = 15 * π/4 = 11.78 cm
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length of arc = 3.14 unit
Step-by-step explanation:
angle of sector = 45°
radius = 4 units
Length of arc = 45°/360° × 2πr
= 1/8 × 2 × 3.14 × 4
= 1/8 × 8 × 3.14
= 8/8 × 3.14
= 1 × 3.14
= 3.14 unit
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