Answer:
Step-by-step explanation:
Co-ordinate plane is a plane which is formed by a horizontal line called the x-axis and a vertical line which is called the y-axis.
The points on a co-ordinate plane is represented as:

where
represents the
while
represents the
.
To plot the points:
1) 
For the point the
which means 0 on x-axis, and
which means -5 units on y-axis.
2) 
For the point the
which means 2 units on x-axis, and
which means 4 units on y-axis.