An example of dilation might include the changes in a hose as water pressure builds and the hose expands. Dilation also occurs when darkness causes the pupil in the human eye to open.
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The opposite of dilation in math is contraction
The term for two triangles that are congruent after a dilation is similar.
Non-examples of dilation would include transformations such as translation, rotation, and reflection. These transformations do not involve changing the size of the figure, only its position or orientation. Another non-example would be a similarity transformation, where the shape is resized proportionally but not dilated.
The 1st is a right angle triangle and the 2nd is a scalene triangle.
greater then 1