Map scales close map scaleThe ratio of the length of a feature on a map to the same length in real life. are often written as a ratio, eg 1 : 250,000. They can also be written using measurements, eg 2 ...

The golden ratio is obtained by looking for a particular rectangle. Let us imagine a rectangle of length b and width a. Inside this rectangle, we draw a square (an x a). We are left with a rectangle ...

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