According to NA...?
So... volume of a sphere is 4/3 X pi X r^3.
If you're given Earth's radius (about 3,990 miles), then Earth is about
4/3 X 3.141592 X (3,990^3) = 266,076,920,811.744 cubic miles
So... volume of a sphere is 4/3 X pi X r^3.
If you're given Earth's radius (about 3,990 miles), then Earth is about
4/3 X 3.141592 X (3,990^3) = 266,076,920,811.744 cubic miles
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The first answer is correct except that he forgot to include the volume of the turtle.