10, 9, 4, 7, 5.5 The range for this data is _____.
1 answer:
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The perimeter (P) is the sum of all sides:
The foci need to be equal distances from the center of the eclipse.
See the attached picture. I marked off all the points that were given as choice and from this you can see that that (-5,-4) and (-5,2) are both 3 units away from the center.
The answer is: (-5,-4) and (-5,2)
