Im stuck on this math homework question please help

Posted on 2013-12-03 12:20:00 in Math by ABC

(4) A car enters a circular roundabout of diameter 20 meters at the east entrance and exits at the southwest entrance, travelling five-eighths of the roundabout’s circumference. Determine:



(a) the distance travelled by the car.

(b) the measure of the angle, in radians, between the car’s entrance and exit points measured in the counterclockwise direction.

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