R s aggarwal solutions mathematics class 9 Solutions for Chapter 5 coordinate geometry

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.