Mathematics for IGCSE & O level - Graphs In Practical Situations (Section 4 - No. 9)
How can you calculate speed from a distance-time graph?
Measure the area under the graph
Find the slope of the line
Determine the y-intercept
Identify where the line crosses the x-axis
स्पष्टीकरण
Speed is the slope or gradient of a distance-time graph.