the inner circumference of a circular track is 242 metre the track is uniformly separate 7 metre wide find the area of the tank
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Circumference=242m
2πr=242
2*22/7*r=242
r=77/2 m
R = r+width = 77/2+7= 45.5 m
Area of track= πR2 - πr2
=π(R+r) (R-r)
= 22/7 * 84 * 7
= 1848 m2 ANS.
Hope it helped you !
2πr=242
2*22/7*r=242
r=77/2 m
R = r+width = 77/2+7= 45.5 m
Area of track= πR2 - πr2
=π(R+r) (R-r)
= 22/7 * 84 * 7
= 1848 m2 ANS.
Hope it helped you !
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answer is 1848
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