Question

The radius of a circle is 8 kilometers. What is the area of a sector bounded by a 180 degree arc

Answer 1

Answer:

Step-by-step explanation: I don't exactly know. But I know a little Area of sector over total area of circle first. so divided. Then you either multiply or divide the area of the sector by itself and then you divided or multiply it by the reciprocal.  

                                Sorry that's not the best answer.