To find the distance travelled, look at the area under the graph. In the first 10 seconds this is the area of the triangle, ½ × 10 s × 40 m/s = 200 m. From 10 to 20 seconds this is the area of ...

Use these coordinates to find the gradient of the line. Image caption, Draw a triangle ... The equation is \(y = 3x + 1\) Practise reading and plotting quadratic graphs with this quiz.