Question

calculate the arc length of a portion of circle of radius 5cm subtended angel at 250 degree .​

Answer 1

Answer:

An arc length is just a fraction of the circumference of the entire circle. So we need to find the fraction of the circle made by the central angle we know, then find the circumference of the total circle made by the radius we know. Then we just multiply them together. Let's try an example where our central angle is 72° and our radius is 3 ...