except when you compare overall drag to complete frontal area of the vehicle, you get a true indication of exactly how aero it is.
You could potentially make something shaped like this
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Have a Cd of .40....
Or you could have a shape like this
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With a .46, but the second shape is still more aerodynamic, when you compare the Cd to the overall frontal area
That's what I meant when I said that.
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