Question

a race track is in the form of a ring whose inner circumference is of 3696 and outer circumference is 440 find the wide in the area of the track​

Answer 1

Step-by-step explanation:

Let the radius of inner track =r

2πr=352

2×

7

22

×r=352

r=56

let the radius of outer track =R

2πR=396

2×

7

22

×R=396

R=63

width of track= radius of outer track−radius of inner track

=63−56=7m.