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30 votes
30 votes
A (2,1)

B (1,3)
C (5,5)

Suppose a rectangle ABCD has the coordinates shown.

Find the coordinates of point D.

User Kaushik NP
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2.6k points

2 Answers

8 votes
8 votes
I think your answer would be (6,3)
User Gildas Ross
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3.3k points
24 votes
24 votes

Answer: (6,3)

Explanation:

The midpoint of AC and BD are the same because a rectangle's diagonals cut each other in half.

D = A + C - B

D = 2 + 5 - 1 = 6

D = 1 + 5 - 3 = 3

D = (6, 3)

User Fabis
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3.1k points