nwamyeisha nwamyeisha

20-04-2018
Mathematics

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The circumference of a circle is 6 2/7 miles. What is the area of the circle in square miles? (Use 22/7 for pi)

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popalabdulqayou popalabdulqayou

20-04-2018

2πr=6 2/7= 44/7
solve for radius.
2(22/7)r = 44/7
44/7r=44/7
r=1
A=πr^2
A=(22/7)(1)^2=22/7 mile^2

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