please tell the solution.... the one with correct answer and explaination will ne marked as brainlist...
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Explanation:
Since the initial position coincides with the final position. So, the net displacement of the cyclist = zero
Average speed of the cyclist =
Total distance/Total time=
OP+PQ+QO/10=π+4
____×60 kmh^-1 =21.4kmh^-1
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