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  1. Arc Length! - Math Forums

    Mar 21, 2012 · My class just started arc length yesterday, and i'm trying to do a few homework questions. I'm stuck on this one: 1. Use the arc length formula to find the length of the curve …

  2. Find the length of the arc without knowing the radius

    Dec 27, 2022 · Is it possible to find the length of the green arc if I know the coordinates of two points and the angle of tangent line crossing the bottom point as shown on the graph? Thank …

  3. Flattened Dimension of an Arc Segment? - Math Forums

    Jan 26, 2017 · Thanks for your response mathman. Not the arc length, but the flattened length. I may not be using proper terminology, so I apologize. If you could visualize physically holding …

  4. Confusion with solving for the arc length of a curve noting that …

    Nov 26, 2023 · You are to use the arc length formula and compare that to the arc that you can easily calculate from the circle. It seems like you are missing the entire point of the problem …

  5. parametrization of sine wave | Math Forums

    Jan 20, 2013 · Given the arc length s along the curve y from the origin, can we determine the gradient (and hence, tangential angle) of the curve y? Well, if it is the case, then the arc length …

  6. Concentric arc radius calculation | Math Forums

    Jan 9, 2025 · The arc of length 16.75 has a radius of approximately 20.51020408. The arc of length 14.3 has a radius of 3 less or approximately 17.51020408. So the mean radius is …

  7. How to find exactly where two wheels will come in contact a …

    Feb 26, 2021 · For x = 5/6 of a turn, point A moves to point A 1 through an angle of π and covers an arc length of 10 π; at the same time, point B moves to point B 1 through an angle of 5 3 π …

  8. New Quick TSP Tour Verification Using a Circle Mapping (re-post …

    Feb 13, 2025 · Let's verify a TSP tour by mapping it onto a circle whose circumference equals the tour length. Rectangle Tour Example Consider a 2×1 rectangle tour: *...

  9. Length of an arc between tangents - Math Forums

    Aug 6, 2024 · How would I find the distance between "A" and "B"? For an example this is a 4" diameter circle. The tangent lengths were calculated using a pipe hanger that I'm working on, …

  10. Known length of chord --> what's the arc length? | Math Forums

    May 30, 2020 · Please help me understand how to do this problem. If a circle has a radius of 5 units and chord AB on that circle has length 6 units, what is the measure of arc AB? Thank you!