The gradient or the steepness of the graph can be used to work out the speed ... The mean speed of the vehicle on the green line is, average speed = total distance ÷ total time = 7 m ÷ 10 ...

You can choose between time, average speed, maximum speed, elevation, and clock. To access more detailed trip information, tap on the speed graph ... Check out a video demo of HUD mode below.

It is helpful to have prior knowledge of speed, distance and time as well as how to work out the gradient of a straight line, in order to interpret distance-time graphs. Draw each part of the ...