An earthquake was felt throughout a circular area of 1,808.64 square miles. What was the radius of the circular area?
A. 576 miles
B. 20 miles
C. 24 miles
D. 12 miles

An earthquake was felt throughout a circular area of 1,808.64 square miles. The radius of the circular area is 24 miles. Area = pi * r ^2 = 3.14 * r^2, 1,808.64 = 3.14 *r^2 ,r^2 = 1,808.64 / 3.14 , r^2 =576 , r =24 miles

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Asked 3/29/2018 12:02:59 PM

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Question|Asked by FIREDEATHDAN

Updated 3/29/2018 2:28:19 AM

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Updated 3/29/2018 2:38:41 AM

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6y – 20 = 2y – 4 ; 6y - 2y = -4 + 20 ; 4y = 16 ; y = 16/4 ; y =4

Added 3/29/2018 2:38:41 AM

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