Approximating Length of Circle Arc using Straight Line
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“At A draw the tangent AD and Chord AB produced. Lay off AC equal to half the chord AB. With center C and radius CB draw an arc intersecting AB at E, then AE will be equal in length be to the arc AB.” —French, 1911
Keywords
Approximating Length of Circle Arc using Straight Line, Measuring Arc Length of Circle, circle arc lengthGalleries
Geometric ConstructionsSource
French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)
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