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I need to equation for the radius of a 400m running track I know the answer is 36.5 and I know the formula is =2\pir

I need to equation for the radius of a 400m running track I know the answer is 36.5 and I know the formula is =2\pir
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4 votes
I need to equation for the radius of a 400m running track I know the answer is 36.5 and I know the formula is =2
\pir

User Omer Temel
by
8.0k points

1 Answer

4 votes
This formula only applies if the track is circular. If it is, then we write the equation:

2*r*pi=400

Dividing by 2pi, we see that:

r=200/pi

This is approximately 63.66.
User Ln E
by
7.9k points
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