Which of the following points lie on the x-axis?
(i) A (0, 8)
(ii) B (4, 0)
(iii) C (0, -3)
(iv) D (-6, 0)
(v) E (2, 1)
(vi) F (-2, -1)
(vii) G (-1, 0)
(viii) H (0, -2)
Plot the points A (2, 5), B (-2, 2) and C (4, 2) on a graph paper. Join AB, BC and AC.
Calculate the area of △ ABC.
Three vertices of a rectangle ABCD are A (3, 1), B (-3, -1) and C (-3, 3). Plot these points on the graph paper and find the coordinates of the fourth vertex D. Also, find the area of the rectangle ABCD.
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