In square ABCD; A = (3, 4), B = (-2, 4) and C = (-2, -1). By plotting these points on a graph paper, find the co-ordinates of vertex D. Also, find the area of the square.
D=(3,1),Area=25sq.unit
D=(3,1),Area=36sq.unit
D=(3,−1),Area=25sq.unit
D=(3,−1),Area=36sq.unit
A
D=(3,1),Area=36sq.unit
B
D=(3,−1),Area=36sq.unit
C
D=(3,−1),Area=25sq.unit
D
D=(3,1),Area=25sq.unit
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Solution
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Plot the points, A, B and C. Join them using straight lines to complete the square. Hence D =(3,−1).
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