Dilation

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Dilation

Dilation
Dilation has been used for millions of years. Even in the ancient times and still
we use it until this day. An example of dilation used in ancient times is when ancient
Egyptians built the pyramids. The pyramids were built in different sizes, but
proportional. Now in this day and time we use dilation in many aspects. Dilation is used
in both science and math. In science the microscope shows dilation, without
microscopes many of the scientific discoveries wouldn't be possible! In math dilation
mainly is used in Geometry to draw figure of different sizes in proportional sizes. In
art dilation is used widely for, example architecture, paintings, and statues. In our
everyday life we have many examples of dilation like, binoculars, toy cars, little
ornaments that represent larger ones in a smaller version.
This involves the use of dilations, that is, transformations of the plane that
are either contractions or expansions about a point (the center of the dilation), by a
constant (positive) ratio. A dilation can either be an expansion (if the ratio is larger
than one) or a contraction (if it is smaller than one).
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