A circle with a radius of 12 decimeters is divided into 6 sectors on average. What is the central angle of each sector?
圆半径为12分米，把它平均分成6个扇形，每个扇形的圆心角是多少度．
<gadget id="calculator">360 / 6</gadget>
<output>60</output>

<result>60</result>