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how to find the length of a chord formula. To find the length of chord we may use the following theorem Perpendicular from the centre of a circle to a chord bisects the chord. Enter the radius and central angle in DEGREES RADIANS or both as positive real numbers and press calculate.
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Formulas for circle portion or part circle area calculation. There are two basic formulas to find the length of the chord of a circle which are. If you know the length of the circle radius r and the distance from the circle.
Enter the radius and central angle in DEGREES RADIANS or both as positive real numbers and press calculate.
So the length of the chord. C l e n 2 r 2 d 2C_ len 2 times. Using the formula half of the chord length should be the radius of the circle times the sine of half the angle. 2rsintheta2 where r is the radius of the cir.
