Question

what is the distance covered by the body in taking half round of a circular track of radius 50m

Answer 1

pie×r=22/7×50=157 m approx distance covered

Answer 2

Answer:

257

Explanation:T

For a circular track perimeter is 2πr

But semi circular track perimeter is πr+diameter

So,

22/7×50+

1100/7+100

=>257.1