Arc length is the distance between two points along a section of a curve. Find the length of the arc to 2dp Preview this quiz on Quizizz. Thus the length of the arc AB will be 518 of the circumference of the circle which equals 2 pr according to the formula for circumference.
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Taking a limit then gives us the definite integral formula. Arc length frac 2 5times 1884 754cm There is so need to simplify frac 144 360 you can use this in the arc calculation instead of frac 2 5 The formula used. In the exam question below given an arc length of 284 cm calculate the length of the pendulum. Lets go over each arc length equation step-by-step.