Linear Graphs (Cambridge (CIE) IGCSE Maths: Core)

Find the equation of line in the form .

..........................

i) Write down the coordinates of point .

[1]

ii) On the grid, plot the point (2, -3).

[1]

iii) The line is shown on the grid.

Find the equation of the line L in the form .

...............................[2]

Find the co-ordinates of the point where the line  crosses the -axis.

Line  is drawn on the grid.

Find the equation of line 
Give your answer in the form 

............................. 

A line, , has the equation .

Write down the equation of the line parallel to line that passes through the point (0, 6).

Write down the equation of the line parallel to that passes through (0, -7).

..................................

A straight line, , has equation

Write down the gradient of line .

Find the coordinates of the point where line crosses the -axis.

Find the equation of line in the form 

= ..................................................

On the grid, draw a line that is perpendicular to line .

The line is shown on the grid.

Find the equation of the line in the form 

y = ................................................... 

The equation of a different line is .

i) Write down the gradient of this line.

[1]

ii) Write down the co-ordinates of the point where this line crosses the ˗axis.

[1]

On the grid, draw the graph of  for .

i) Write down the co-ordinates of the point where the line crosses the -axis.

[1]

ii) Write down the equation of the straight line that

• passes through the origin

   and

• is parallel to .

[1]

i) On the grid, draw the line through the point that is perpendicular to the -axis.

[1]

ii) On the grid, draw the line .

[1]

Line  is drawn on the grid.

Find the equation of line 
Give your answer in the form 

............................. 

The points (9, ) and (, 3) lie on the line 

Work out the value of

i) ,

.......................... [2]

ii)

.......................... [2]

and  are four equations of straight line graphs.

i) Write down the letter of the graph that

a) passes through the point ,

[1]

b) has a - intercept of 4,

[1]

c) has a gradient of -4.

[1]

ii) The point  lies on the line .

Work out the value of .

 = ................................ [2]