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anonymous
 4 years ago
An outside circular ring has a circumference of 90 cm. What is the circumference of an inner ring which is 8 cm shorter in radius? Both circles have the same center. i came to 39.8but im barley learning this so just making sure if its wrong don't need to explain just say its wrong thx
anonymous
 4 years ago
An outside circular ring has a circumference of 90 cm. What is the circumference of an inner ring which is 8 cm shorter in radius? Both circles have the same center. i came to 39.8but im barley learning this so just making sure if its wrong don't need to explain just say its wrong thx

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0dw:1336213345316:dw

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[{\large{perimeter = 2\times{pie}\times{r}}}\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@sheg means perimeter of circle. :D And one latex tip to write pi. Write as \pi

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0@shivam_bhalla thanks a ton buddy

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Your approach towards the problem must be to find the radius of outer circle using the formula given by @sheg and then......... @sheg , welcome :)
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