Problema Solution
The midpoint between A and B is (3,7). A is located at (-2,4). Where is B located?
Answer provided by our tutors
Let B has coordinates (x, y) then for the coordinates of the midpoint we can write:
(1/2)((-2) + x) = 3
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x = 8
(1/2)(7 + y) = 4
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y = 1
B is located at (8, 1).