## Lesson Explainer: Arc Lengths

Calculate the arc length according to the formula above: L = r * θ = 15 * π/4 = 11.78 cm. Calculate the area of a sector: A = r² * θ / 2 = 15² * π/4 / 2 = 88.36 cm². You can also

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## Radius of an Arc or Arch with calculator

Minor arc length of Circular Arc = (2*pi*Radius of Circular Arc)-Major arc length of Circular Arc Go Major Arc length given minor arc length Major arc length of Circular Arc = (2*pi*Radius of

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If you're struggling to clear up a math equation, try breaking it down into smaller, more manageable pieces. By taking a step-by-step approach, you can more easily see what's going on and how to solve the problem.  ## Arc Length Calculator

The formula for the measurement of an arc: a = s/r * (180 * π) where, a = arc measurement s = arc length r = radius What is a central angle of an arc? A central angle of an