madisondacosta
madisondacosta
22-01-2017
Mathematics
contestada
please help me figure this out!
Respuesta :
MoSikder
MoSikder
22-01-2017
Shaded area= Area of whole circle - area of the unshaded circle
Area = pi(3x)^2 - pix^2
Area= 9x^2pi - x^2pi
Area= 8x^2pi
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