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stripedcat
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EDIT: Okay now that the admin has cleaned up my mess, please scroll down to see the correct image and the question on the 3rd post in this thread.
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MarkFL said:I suspect you've attached the wrong image...:D
Arc length is the distance along the curve of a circle or other curved shape. It is directly related to rotation as it represents the amount of rotation needed to travel along the curve from one point to another.
Arc length is calculated using the formula s = rθ, where s is the arc length, r is the radius of the circle, and θ is the central angle in radians.
Yes, arc length can be expressed in units of length (such as meters or feet) and rotation can be expressed in units of angle (such as radians or degrees).
The circumference of a circle is equal to the arc length of a full rotation around the circle. This relationship can be expressed as C = 2πr, where C is the circumference and r is the radius of the circle.
Arc length and rotation are used in many real-world applications, such as in engineering, physics, and geometry. For example, in engineering, it is used to calculate the distance traveled by a rotating object, and in physics, it is used to calculate the distance an object travels in circular motion. In geometry, it is used to find the length of curved shapes, such as circles and arcs.