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5 votes
For parallelogram ABCD, A(0, 0), B(a, b), and D(c, 0) are three of its vertices. Find the coordinates of C in terms of a, b, c.

2 Answers

5 votes
I believe the answer is (a+c, b) but I'd double check to make sure.
User Bick
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4 votes
(a+c,b) is correct. I got it right in school.
User Angelo Parente
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