Mathematics for Class Vill5. The inside perimeter of a running track ( – InterviewSolution

1.	Mathematics for Class Vill5. The inside perimeter of a running track (shown in Fig. 20.24) is 400 m. The length ofeach of the straight portion is 90 m and the ends are semi-circles. If track iseverywhere 14 m wide, find the area of the track. Also, find the length of the outerrunning track.
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