This corner of the math section is about movement rather than shape: how far apart two points are, how long a journey between them takes, and how those two figures combine into a speed. It sits closer to everyday planning than to classroom mathematics — checking a walking route, working out a drive time, or converting a pace into miles per hour rather than proving a formula.
Calculators in this section
The underlying relationship behind every calculator here is the same one: distance = speed × time, rearranged depending on which two figures you already know. Give a distance and a time and the tool returns the speed; give a speed and a time and it returns the distance covered. The complication in practice is rarely the arithmetic — it is that "distance" itself can mean straight-line distance, driving distance or walking distance, and those three numbers for the same two points can differ by a wide margin, which is why route-based tools sit alongside the plain speed and time calculators rather than replacing them.
Compared with the geometry calculators nearby, nothing here measures a fixed shape — every figure depends on two points and, usually, a duration, which makes this subsection about motion between locations rather than the static measurements geometry deals with.