Question

Area of a circular jogging track is 3850 sq. metres. What is the circumference of the jogging track?

Answer 1

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@trisha__:)

Answer 2

Given Area of Circular Track=3850m²

But area of circle =πr²
→3850=πr²
→3850×7/22=r²
→r=√1225
→r=35m

Now Circumference of Circular Track=2πr
=2×22×35/7
=44×35/7
=1540/7
=220m.

Hope it Helps...
Regards,
Leukonov.