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Given M is the midpoint of AB. The coordinates of A are (-4,2) and the corrdinates of M are (1,1). Find B.

1 Answer

6 votes

Answer:

B = (5,1)

Explanation:

If we mirror A around M, we should expect to find B. The mirror of A is -A. This gives us

M + (-A) = M - A

B = M - A = (1,1) - (-4,2) = (1 - (-4), 1 - 2) = (5,1)

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