Asked by Michelle
The diameter of a circle is equal to the side of a square. The ratio of the area of the circle to the area of the square is approximately
A. pi/2
B. 2/pi
C. 2/1
D. 11/14
A. pi/2
B. 2/pi
C. 2/1
D. 11/14
Answers
Answered by
Reiny
circle area = π r^2
area of square = (2r)^2 = 4r^2
ratio of circle : square = πr^2 : 4r^2
= π : 4 = appr .7854
11/14 = appr .7857
evaluate the other choices.
so what do you think?
area of square = (2r)^2 = 4r^2
ratio of circle : square = πr^2 : 4r^2
= π : 4 = appr .7854
11/14 = appr .7857
evaluate the other choices.
so what do you think?
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