Write the abscissae and ordinates of the following points.

i) (4, -8)

ii) (-5, 3)

iii) (0, 0)

iv) (5, 0)

v) (0, -8)

Note : Plural of abscissa is abscissae.

State True or False and write correct statement.

i. In the Cartesian plane the horizontal line is called Y - axis.

ii. In the Cartesian plane, the vertical line is called Y - axis.

iii. The point which lies on both the axes is called origin.

iv. The point (2, -3) lies in the third quadrant.

v. (-5, -8) lies in the fourth quadrant.

vi. The point (-x, -y) lies in the first quadrant where x <0, y < 0.

Which of the following points lie on the axes? Also name the axis.

i) (-5, -8)

ii) (0, 13)

iii) (4, -2)

iv) (-2, 0)

v) (0, -8)

vi) (7, 0)

vii) (0, 0)

Plot the following ordered pairs on a graph sheet. What do you observe?

(1, 0), (3, 0), (-2, 0 ), (-5, 0), (0, 0), (5, 0), (-6, 0)

Write the abscissae and ordinates of the following points.

i) (4, -8)

ii) (-5, 3)

iii) (0, 0)

iv) (5, 0)

v) (0, -8)

Note : Plural of abscissa is abscissae.

Write the following based on the graph.

i) The ordinate of L

ii) The ordinate of Q

iii) The point denoted by (-2, -2)

iv) The point denoted by (5, 4)

v) The abscissa of N

vi) The abscissa of M

Write the quadrant in which the following points lie?

i) (-2, 3)

ii) (5, -3)

iii) (4, 2)

iv) (-7, -6)

v) (0, 8)

vi) (3, 0)

vii) (-4, 0)

viii) (0, -6)

Plot the following ordered pairs on a graph sheet. What do you observe?

(0, 1), (0, 3), (0, -2), (0, -5), (0, 0), (0, 5), (0, -6)