Question

Marc runs from one end to the other end of semicircular track whose radius is 140 m what is distance covered by the Marc and what is his displacement​

Answer 1

Answer:

for a full circle circumference would be 2πr and then for a half circle πr would be the

circumference

so the radius is 140 m

so the circumference would be

22/7*140

440m

so the distance covered would be 440m

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