Find the midpoint of the line segment with endpoints at the given coordinates.
1. (-9, 5) and (-11, -10)
2. (2, -18) and (-12, -7)
3. (8, -10) and (-9, -5)
Find the distance between the pair of points with the given coordinates.
4. (-12, 7) and (10, -3)
5. (-5, 14) and (-12, -11)
Answers ( 1. (-10, -5/2) 2. (-5, -25/2) 3. (-1/2, -15/2) 4. 2*square root of 146 5. square root of 674. )
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