Coordinate Geometry - An Introduction Practice 1
This section includes three focused practice questions to help students practise and reinforce the rules and techniques, strengthening understanding of basic coordinate geometry.
Related Lessons:
Practice 1 - Question 1
The table above shows the value and corresponding value for the equation \(y=\frac{4x+400}{25}\).
- Find the values of a and b
- Using a scale of 1cm to represent 10 units for \(0\le x\le150\), and a scale of 1cm to represent 2 units for \(0\le y\le44\), plot the points in the table and join them with a straight line
- Find the gradient of the graph
- Find the corresponding value of \(x\) for \(y=36\)
Practice 1 - Question 2
The diagram above shows a straight line
- Find the gradient of the straight line
- Write down the equation of this straight line in the form \(y=mx+c\), where m is the gradient and c is the y-intercept.
Practice 1 - Question 3
The diagram shows a sketch of the graph of \(3y=12-2x\). The line crosses the axes at P and Q. Find
- the coordinates of P
- the coordinates of Q
- the gradient of line PQ