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24-03-2021
Mathematics

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Mario computes the circumference of his 15” wide bicycle tire as 23.55 inches. What was his error?

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key01134 key01134

24-03-2021

Answer:

He did the r * π instead of 2πr.

Step-by-step explanation:

He did the r * π instead of 2πr.

2r is basically the diameter which is 15 inches in this scenario so the correct answer should be 15π ≈ 47.12

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