Learn about and revise how to solve graphical problems using a problem solving framework with this BBC Bitesize GCSE Maths OCR study guide.

When displaying a journey, the vertical axis will often represent the distance from a particular place rather than the distance travelled. Such graphs are known as displacement-time graphs.

A signed distance function in 2D is more straightforward to reason about so we’ll cover it first. Additionally, it is helpful for font rendering in specific scenarios.