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means two ratios are equal.
Proportion
are sides that match in position in two similar shapes.
Corresponding Sides
are angles that are in the same position in two similar shapes.
Corresponding Angles
have the same shape but not necessarily the same size.
Similar Shapes
tells how much a shape is enlarged or reduced.
Scale Factor
a transformation that changes the size of a shape but keeps the same shape.
Enlargement
means having the same value, size, or measure.
Equal
the fixed point from which the shape is enlarged or reduced.
Centre of Enlargement
