On the circle A, arc MN is of the circle and on the circle K, its of the circle. If radii of the circles are 8 and 3, which is the sum of the lengths of arcs NM on both circles?

Question

On the circle A, arc MN is  of the circle and on the circle K, its  of the circle. If radii of the circles are 8 and 3, which is the sum of the lengths of arcs NM on both circles?

directrix · Answer

I think something in the copy and paste did not make the transition.

>  On the circle A, arc MN is ? of the circle and on the circle K, its ?  of the circle. If radii of the circles are 8 and 3, which is the sum of the lengths of arcs NM on both circles?  

Please provide the words for the two ? marks. Thanks. Also, if there is a given diagram, please provide it.