The formula is S = r θ where s represents the arc length, S = r θ represents the central angle in radians and r is the length of the radius. Demonstration of the Formula S = r θ The interative demonstration below illustrates the relationship
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Find the radian measure of the central angle of a circle of radius r = 90 inches that intercepts an arc of length s = 130 inches. Summary: The radian measure of the central angle of a circle of
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Solution: Central Angle = Arc length (AB) / Radius (OA) = (s × 360°) / 2πr = (5 × 360°) / 2 × 3.14 × 6 = 1800 / 37.68 = 47.77 Similarly, you can try the calculator to find the central angle for 1) arc length = 11units and radius = 9units 2) arc
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To convert the angle unit from radians to degrees, just multiply the value by (180/π). Simply multiply the angle value by (180/π) to convert the angle unit from radian to
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