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anonymous
 5 years ago
In the figure above, AB is the diameter of the circle with center O and ABCD is a square. What is the area of the shaded region in terms of r?
see attachment for figure
anonymous
 5 years ago
In the figure above, AB is the diameter of the circle with center O and ABCD is a square. What is the area of the shaded region in terms of r? see attachment for figure

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0r^2[4(pi/2)] look bc=ab=2r right area of sqare=ab*bc=2r*2r=4r^2 area of half circle=(pi*r^2)/2 shaded area = area of sqarearea of half circle =>(4r^2)(pi*r^2)/2 therefore answer :r^2[4(pi/2)]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0[(2r)^2][(r^2*pi)/2] You have to subtract area of the half circle from area of the square.
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